diff --git a/apps/admin_console/routers/automation.py b/apps/admin_console/routers/automation.py
index d574c87..945d5a6 100644
--- a/apps/admin_console/routers/automation.py
+++ b/apps/admin_console/routers/automation.py
@@ -182,11 +182,7 @@ async def batch_archive(batch_id: str):
     if archive_service.status(batch_id, batch)["status"] == "preparing":
         raise HTTPException(409, "报告正在打包，请等待准备完成")
     path = archive_service.archive_path(batch_id)
-    if (
-        not path.is_file()
-        or not batch.get("report_ready")
-        and archive_service.status(batch_id, batch)["status"] != "ready"
-    ):
+    if not path.is_file() or archive_service.status(batch_id, batch)["status"] != "ready":
         path = await asyncio.to_thread(report_export.export_batch, batch_id)
     return FileResponse(path, filename=f"批次报告-{batch_id[:8]}.zip")
 
@@ -205,8 +201,7 @@ async def download_report(
 ):
     try:
         if fmt in {"screenshots", "video", "all"}:
-            path = await asyncio.to_thread(report_export.export_session_media, session_id, fmt)
-            label = report_export.archive_case_name(report_export.session_report(session_id))
+            path, label = await asyncio.to_thread(report_export.session_download, session_id, fmt)
             return FileResponse(path, filename=f"{label}-{fmt}.zip")
         paths = await asyncio.to_thread(report_export.export_session, session_id, [fmt])
         return FileResponse(paths[0], filename=f"任务报告-{session_id[:8]}.{fmt}")
@@ -224,7 +219,9 @@ def review_case(session_id: str, value: CaseReviewRequest):
         and archive_service.status(batch_id, require("batch", batch_id))["status"] == "preparing"
     ):
         raise HTTPException(409, "批次报告正在打包，请完成后再保存人工复验")
-    with report_export.EXPORT_LOCK:
+    with report_export.export_lock(
+        *(["batch:" + batch_id] if batch_id else []), "session:" + session_id
+    ):
         current = report(session_id)
         if current["status"] not in {
             "completed",
diff --git a/apps/admin_console/routers/favorites.py b/apps/admin_console/routers/favorites.py
new file mode 100644
index 0000000..02954ed
--- /dev/null
+++ b/apps/admin_console/routers/favorites.py
@@ -0,0 +1,50 @@
+"""Favorite templates shared by the home page and MCP."""
+
+from fastapi import APIRouter, HTTPException
+
+from apps.admin_console.services.favorites import (
+    FavoriteCreate,
+    FavoriteRun,
+    FavoriteUpdate,
+    favorites,
+)
+
+router = APIRouter(prefix="/api/automation/favorites", tags=["automation"])
+
+
+@router.get("")
+def list_favorites():
+    return favorites.store.records("favorite", 10000)
+
+
+@router.post("")
+def create_favorite(value: FavoriteCreate):
+    try:
+        return favorites.create(value)
+    except (KeyError, ValueError) as exc:
+        raise HTTPException(409, str(exc)) from exc
+
+
+@router.patch("/{key}")
+def update_favorite(key: str, value: FavoriteUpdate):
+    try:
+        return favorites.update(key, value)
+    except (KeyError, ValueError) as exc:
+        raise HTTPException(409, str(exc)) from exc
+
+
+@router.delete("/{key}")
+def delete_favorite(key: str):
+    try:
+        favorites.delete(key)
+    except ValueError as exc:
+        raise HTTPException(400, str(exc)) from exc
+    return {"status": "deleted"}
+
+
+@router.post("/{key}/run")
+async def run_favorite(key: str, value: FavoriteRun):
+    try:
+        return await favorites.run(key, value)
+    except (KeyError, ValueError) as exc:
+        raise HTTPException(409, str(exc)) from exc
diff --git a/apps/admin_console/server.py b/apps/admin_console/server.py
index 0923c08..862ba6c 100644
--- a/apps/admin_console/server.py
+++ b/apps/admin_console/server.py
@@ -277,6 +277,9 @@ app.include_router(system.router)
 from apps.admin_console.routers.automation import router as automation_router
 
 app.include_router(automation_router)
+from apps.admin_console.routers.favorites import router as favorites_router
+
+app.include_router(favorites_router)
 
 from apps.admin_console.routers.plugins import router as plugins_router
 
diff --git a/apps/admin_console/services/automation_service.py b/apps/admin_console/services/automation_service.py
index dc5d84c..f328e72 100644
--- a/apps/admin_console/services/automation_service.py
+++ b/apps/admin_console/services/automation_service.py
@@ -36,6 +36,22 @@ def register_submission(item: dict, case: dict | None = None, formats=None, **ex
             "status": "queued",
             "created_at": time.time(),
             "device_serial": item.get("device_serial"),
+            "execution_config": item.get("execution_config"),
+            "submission": {
+                key: item.get(key)
+                for key in (
+                    "goal",
+                    "profile",
+                    "device_serial",
+                    "runtime_overrides",
+                    "expected_output",
+                    "enable_outputter",
+                    "verification_level",
+                    "explorer_mode",
+                    "locked_app_package",
+                    "app_path",
+                )
+            },
             "formats": formats if formats is not None else store.preferences()["formats"],
             **extra,
         }
@@ -391,7 +407,9 @@ def delete_batch(batch_id: str) -> bool:
         return False
     storage = StorageManager(store.path, report_export.TRACES_PATH)
     mcp_exports = report_export.EXPORT_ROOT.parent / "mcp_exports"
-    with report_export.EXPORT_LOCK:
+    with report_export.export_lock(
+        "batch:" + batch_id, *("session:" + j["session_id"] for j in jobs)
+    ):
         for job in jobs:
             session_id = str(UUID(job["session_id"]))
             storage.delete_session(UUID(session_id))
diff --git a/apps/admin_console/services/batch_archive.py b/apps/admin_console/services/batch_archive.py
index 3a0e1f2..1aaa9f2 100644
--- a/apps/admin_console/services/batch_archive.py
+++ b/apps/admin_console/services/batch_archive.py
@@ -13,6 +13,12 @@ def archive_path(batch_id: str):
     return report_export.EXPORT_ROOT / "batches" / batch_id / "批次报告.zip"
 
 
+def cached(batch_id: str, batch: dict) -> bool:
+    return bool(batch.get("report_ready")) and report_export.reusable(
+        archive_path(batch_id), report_export.BATCH_ARCHIVE_SIGNATURE, "completed"
+    )
+
+
 def _snapshot(state: dict) -> dict:
     elapsed = max(0, (state.get("finished_at") or time.monotonic()) - state["started_at"])
     completed, total = state["completed"], state["total"]
@@ -37,7 +43,7 @@ def status(batch_id: str, batch: dict) -> dict:
         state = _states.get(batch_id)
         if state:
             return _snapshot(state)
-    if batch.get("report_ready") and archive_path(batch_id).is_file():
+    if cached(batch_id, batch):
         return {
             "status": "ready",
             "stage": "报告包已就绪",
@@ -63,7 +69,7 @@ def prepare(batch_id: str, batch: dict) -> dict:
         current = _states.get(batch_id)
         if current and current["status"] == "preparing":
             return _snapshot(current)
-        if batch.get("report_ready") and archive_path(batch_id).is_file():
+        if cached(batch_id, batch):
             _states.pop(batch_id, None)
             return status_from_cache()
         state = {
@@ -81,9 +87,9 @@ def prepare(batch_id: str, batch: dict) -> dict:
 
     def run() -> None:
         try:
-            with report_export.EXPORT_LOCK:
+            with report_export.export_lock("batch:" + batch_id):
                 latest = report_export.store.get("batch", batch_id)
-                if not (latest and latest.get("report_ready") and archive_path(batch_id).is_file()):
+                if not (latest and cached(batch_id, latest)):
                     report_export.export_batch(batch_id, progress=update)
             with _lock:
                 state.update(status="ready", stage="报告包已就绪", finished_at=time.monotonic())
diff --git a/apps/admin_console/services/evidence_service.py b/apps/admin_console/services/evidence_service.py
index 47d8830..a8f8230 100644
--- a/apps/admin_console/services/evidence_service.py
+++ b/apps/admin_console/services/evidence_service.py
@@ -105,14 +105,16 @@ def plugin_files(session_id: str) -> list[tuple[Path, str]]:
     return list(files.items())
 
 
-def export_index(session_id: str, report: dict, android_videos: list) -> dict:
+def export_index(
+    session_id: str, report: dict, android_videos: list, *, images=None, artifacts=None, extras=None
+) -> dict:
     from apps.admin_console.services.report_export import session_artifacts, session_screenshots
     from apps.admin_console.services.exploration_evidence import (
         exploration_index,
         demonstration_sources,
     )
 
-    extras = plugin_files(session_id)
+    extras = plugin_files(session_id) if extras is None else extras
     recordings = plugin_sources(session_id) + demonstration_sources(session_id)
     root = task_root(session_id)
     paths = {path.resolve(): name for path, name in extras}
@@ -120,10 +122,10 @@ def export_index(session_id: str, report: dict, android_videos: list) -> dict:
         for segment in source["segments"]:
             segment["file"] = paths.get((root / segment["file"]).resolve())
             segment.pop("url", None)
-    images = session_screenshots(report)
-    artifacts = session_artifacts(report)
+    images = session_screenshots(report) if images is None else images
+    artifacts = session_artifacts(report) if artifacts is None else artifacts
     files = [(path, "步骤截图/" + name) for path, name in images]
-    files += [(path, "任务录屏/" + name) for path, name in android_videos]
+    files += [(path, "任务录屏/安卓/" + name) for path, name in android_videos]
     files += [(path, "任务文件/安卓/" + name) for path, name in artifacts]
     files += extras
     calls = []
@@ -151,7 +153,7 @@ def export_index(session_id: str, report: dict, android_videos: list) -> dict:
         "steps": report.get("steps", []),
         "calls": calls,
         "recordings": recordings,
-        "android_videos": ["任务录屏/" + name for _, name in android_videos],
+        "android_videos": ["任务录屏/安卓/" + name for _, name in android_videos],
         "image_references": {path.stem: "步骤截图/" + name for path, name in images},
         "files": [{"path": name, "bytes": path.stat().st_size} for path, name in files],
         "note": "工具执行完成不等于用例通过。录像保留真实时间与缺口；各来源截图不能相互替代。",
diff --git a/apps/admin_console/services/execution_config.py b/apps/admin_console/services/execution_config.py
new file mode 100644
index 0000000..daca01f
--- /dev/null
+++ b/apps/admin_console/services/execution_config.py
@@ -0,0 +1,53 @@
+"""Credential-free execution settings persisted for repeatable favorites."""
+
+from apps.admin_console.services.task_import import TaskOptions
+from artemis.config import load_agent_config, parse_llm_config, verification_level_for_checker
+from artemis.config.settings import settings
+
+
+def execution_config(item: dict) -> dict:
+    agent = load_agent_config()
+    model = parse_llm_config().operator
+    options = {
+        "profile": item.get("profile") or "flash",
+        "model": model.model,
+        "reasoning_effort": model.reasoning_effort or "default",
+        "request_timeout_seconds": model.timeout,
+        "max_retries": model.max_retries,
+        "retry_interval_seconds": settings.OPENAI_RETRY_INTERVAL_SECONDS,
+        "record_video": settings.ARTEMIS_RECORDING_ENABLED,
+        "recording": agent.recording.model_dump(),
+        "analyze_video": agent.video_analyzer.enable_ledger,
+        "timeout_seconds": settings.ARTEMIS_TASK_TIMEOUT_SECONDS,
+        "verification_level": verification_level_for_checker(agent.checker),
+        "explorer_mode": agent.explorer.resolve(profile=item.get("profile") or "flash"),
+        "observation_timeout_seconds": settings.ARTEMIS_OBSERVATION_TIMEOUT_SECONDS,
+        "observation_max_attempts": settings.ARTEMIS_OBSERVATION_MAX_ATTEMPTS,
+        "device_command_timeout_seconds": settings.ARTEMIS_DEVICE_COMMAND_TIMEOUT_SECONDS,
+        "action_failure_attempts": settings.ARTEMIS_ACTION_FAILURE_ATTEMPTS,
+        "worker_cleanup_timeout_seconds": settings.ARTEMIS_WORKER_CLEANUP_TIMEOUT_SECONDS,
+    }
+    for key in ("device_serial", "verification_level", "explorer_mode", "locked_app_package"):
+        if item.get(key) is not None:
+            options[key] = item[key]
+    overrides = item.get("runtime_overrides") or {}
+    options["recording"] = {**options["recording"], **(overrides.get("recording") or {})}
+    options.update({k: v for k, v in overrides.items() if k != "recording" and v is not None})
+    return {
+        "runtime_overrides": TaskOptions.model_validate(options).model_dump(exclude_none=True),
+        "expected_output": item.get("expected_output"),
+        "enable_outputter": item.get("enable_outputter")
+        if item.get("enable_outputter") is not None
+        else agent.outputter.enabled,
+        "app_path": item.get("app_path"),
+    }
+
+
+def persist_execution_config(item: dict) -> None:
+    from apps.admin_console.services.automation_store import store
+
+    snapshot = execution_config(item)
+    item["execution_config"] = snapshot
+    if job := store.job(str(item["session_id"])):
+        job["execution_config"] = snapshot
+        store.save_job(job)
diff --git a/apps/admin_console/services/exploration_deletion.py b/apps/admin_console/services/exploration_deletion.py
index e8c74fc..859da5b 100644
--- a/apps/admin_console/services/exploration_deletion.py
+++ b/apps/admin_console/services/exploration_deletion.py
@@ -32,7 +32,7 @@ def delete_exploration(repository: ExplorationStore, exploration_id: str) -> lis
     # Validation sessions and batch copies remain ordinary Flash/Pro history.
     deleted = [run["id"] for run in runs if run["kind"] == "exploration"]
     storage = StorageManager(repository.database.path, report_export.TRACES_PATH)
-    with report_export.EXPORT_LOCK:
+    with report_export.export_lock(*("session:" + run_id for run_id in deleted)):
         for run_id in deleted:
             safe_id = str(UUID(run_id))
             storage.delete_session(UUID(safe_id))
diff --git a/apps/admin_console/services/export_cache.py b/apps/admin_console/services/export_cache.py
new file mode 100644
index 0000000..51743d7
--- /dev/null
+++ b/apps/admin_console/services/export_cache.py
@@ -0,0 +1,66 @@
+"""Per-object export coordination and content-aware artifact reuse."""
+
+from contextlib import contextmanager, ExitStack
+import hashlib
+import json
+from pathlib import Path
+import threading
+from weakref import WeakValueDictionary
+
+_guard = threading.Lock()
+_locks: WeakValueDictionary = WeakValueDictionary()
+TERMINAL = {"completed", "success", "failed", "cancelled", "interrupted", "skipped"}
+
+
+@contextmanager
+def export_lock(*keys: str):
+    # Retain strong references until every lock is released. Unrelated exports
+    # run concurrently; nested session exports can reacquire their own RLock.
+    with _guard:
+        locks = []
+        for key in sorted(set(keys)):
+            lock = _locks.get(key)
+            if lock is None:
+                lock = threading.RLock()
+                _locks[key] = lock
+            locks.append(lock)
+    with ExitStack() as stack:
+        for lock in locks:
+            stack.enter_context(lock)
+        yield
+
+
+def fingerprint(report: dict, files=(), extra=None) -> str:
+    metadata = []
+    for path, name in files:
+        stat = path.stat()
+        metadata.append((name, str(path), stat.st_size, stat.st_mtime_ns))
+    payload = json.dumps([2, report, metadata, extra], sort_keys=True, default=str)
+    return hashlib.sha256(payload.encode()).hexdigest()
+
+
+def reusable(path: Path, signature: str, status: str) -> bool:
+    if status not in TERMINAL or not path.is_file():
+        return False
+    try:
+        return path.with_suffix(path.suffix + ".fingerprint").read_text() == signature
+    except OSError:
+        return False
+
+
+def remember(path: Path, signature: str) -> None:
+    marker = path.with_suffix(path.suffix + ".fingerprint")
+    temporary = marker.with_suffix(".tmp")
+    temporary.write_text(signature, encoding="ascii")
+    temporary.replace(marker)
+
+
+def compression(path: Path) -> int:
+    import zipfile
+
+    return (
+        zipfile.ZIP_STORED
+        if path.suffix.lower()
+        in {".mp4", ".mkv", ".webm", ".docx", ".xlsx", ".png", ".jpg", ".jpeg", ".zip"}
+        else zipfile.ZIP_DEFLATED
+    )
diff --git a/apps/admin_console/services/favorites.py b/apps/admin_console/services/favorites.py
new file mode 100644
index 0000000..a284b26
--- /dev/null
+++ b/apps/admin_console/services/favorites.py
@@ -0,0 +1,406 @@
+"""Independent favorite snapshots dispatched through the existing task services."""
+
+from copy import deepcopy
+import asyncio
+import hashlib
+import json
+import time
+from typing import Literal
+from uuid import NAMESPACE_URL, uuid5
+from weakref import WeakValueDictionary
+
+from pydantic import BaseModel, ConfigDict, Field
+
+from apps.admin_console.database.repositories.session_repository import SessionRepository
+from apps.admin_console.services.automation_store import AutomationStore, identifier, store
+from apps.admin_console.services.execution_config import execution_config
+from apps.admin_console.services.model_service import model_service
+from apps.admin_console.services.task_import import TaskCase, TaskOptions, execution_title
+from artemis.config.exploration import ExplorationConfig
+from artemis.exploration.case_prompt import require_resolved_case
+from artemis.exploration.store import ExplorationStore
+
+
+class FavoriteCreate(BaseModel):
+    model_config = ConfigDict(extra="forbid")
+    source_kind: Literal["task", "batch", "exploration", "exploration_case"] = "task"
+    source_id: str = Field(pattern=r"^[A-Za-z0-9_-]{1,100}$")
+    version: int | None = Field(default=None, ge=1)
+    name: str | None = Field(default=None, min_length=1, max_length=200)
+
+
+class FavoriteUpdate(BaseModel):
+    model_config = ConfigDict(extra="forbid")
+    name: str | None = Field(default=None, min_length=1, max_length=200)
+    task_config: TaskOptions | None = None
+    case_configs: dict[int, TaskOptions] = Field(default_factory=dict)
+
+
+class FavoriteRun(FavoriteUpdate):
+    request_id: str = Field(pattern=r"^[A-Za-z0-9_-]{1,100}$")
+
+
+def _merge_options(target: dict, updates: dict) -> None:
+    if isinstance(updates.get("recording"), dict):
+        updates = {
+            **updates,
+            "recording": {**(target.get("recording") or {}), **updates["recording"]},
+        }
+    target.update(updates)
+
+
+class FavoriteService:
+    def __init__(self, storage: AutomationStore = store):
+        self.store = storage
+        self._run_locks: WeakValueDictionary = WeakValueDictionary()
+
+    def get(self, key: str) -> dict:
+        value = self.store.get("favorite", identifier(key))
+        if value is None:
+            raise KeyError("收藏不存在")
+        return value
+
+    def _task(self, session_id: str, *, fallback: dict | None = None) -> tuple[dict, list[str]]:
+        job = self.store.job(session_id) or {}
+        if snapshot := job.get("execution_config"):
+            return deepcopy(snapshot), []
+        row = SessionRepository(self.store.path).get_session_by_id(session_id) or {}
+        submission = job.get("submission") or fallback or {}
+        options = {
+            **(job.get("case") or {}).get("task_config", {}),
+            **(submission.get("runtime_overrides") or {}),
+        }
+        options = {key: value for key, value in options.items() if value is not None}
+        try:
+            device = row.get("device_info") or {}
+            device = json.loads(device) if isinstance(device, str) else device
+        except (ValueError, TypeError):
+            device = {}
+        device = device if isinstance(device, dict) else {}
+        profile = (
+            options.get("profile")
+            or submission.get("profile")
+            or model_service.resolve_session_profile(row)
+            or "flash"
+        )
+        options["profile"] = profile
+        serial = (
+            options.get("device_serial")
+            or submission.get("device_serial")
+            or job.get("device_serial")
+            or device.get("serial")
+        )
+        if serial:
+            options["device_serial"] = serial
+        if serial == "computer:local" or device.get("execution_target") == "computer":
+            options["execution_target"] = "computer"
+        # Historical diagnostics describe the actual model, unlike display metadata
+        # which may reflect today's defaults. Read only execution model roles.
+        with self.store.connection() as conn:
+            rows = conn.execute(
+                "SELECT payload FROM traces WHERE session_id=? AND type='llm_diagnostic' ORDER BY timestamp DESC",
+                (session_id,),
+            ).fetchall()
+        for trace in rows:
+            try:
+                data = json.loads(trace[0])
+            except (ValueError, TypeError):
+                continue
+            if str(data.get("role", "")).lower() in {
+                "operator",
+                "flashrunner",
+                "reactiverunner",
+                "planner",
+            }:
+                for key in ("model", "reasoning_effort"):
+                    if data.get(key):
+                        options.setdefault(key, data[key])
+                if options.get("model"):
+                    break
+        missing = [
+            key
+            for key in (
+                "model",
+                "reasoning_effort",
+                "record_video",
+                "recording",
+                "analyze_video",
+                "request_timeout_seconds",
+                "max_retries",
+                "retry_interval_seconds",
+                "timeout_seconds",
+            )
+            if key not in options
+        ]
+        snapshot = execution_config(
+            {**submission, "profile": profile, "runtime_overrides": options}
+        )
+        return snapshot, missing
+
+    def create(self, value: FavoriteCreate) -> dict:
+        token = f"{value.source_kind}:{value.source_id}:{value.version or ''}"
+        key = hashlib.sha256(token.encode()).hexdigest()[:32]
+        if existing := self.store.get("favorite", key):
+            return existing
+        snapshot, missing, kind, version = {}, [], value.source_kind, None
+        source_id = value.source_id
+        repo = ExplorationStore(self.store)
+        if kind == "task":
+            run = repo.run(source_id)
+            if run and run["kind"] == "exploration":
+                source_id = run["exploration_id"]
+                kind = "exploration_case" if repo.case(source_id) else "exploration"
+        if kind in {"exploration", "exploration_case"}:
+            session = repo.get(source_id)
+            options = deepcopy(session["task_config"])
+            if kind == "exploration":
+                snapshot = {
+                    "goal": session["goal"],
+                    "config": session["config"],
+                    "task_config": options,
+                }
+                name = session["goal"][:120]
+            else:
+                case = repo.case(source_id, value.version)
+                if not case:
+                    raise KeyError("确认用例不存在")
+                version = case["version"]
+                validations = [
+                    r
+                    for r in repo.runs(source_id)
+                    if r["kind"] == "validation" and r.get("case_version") == version
+                ]
+                if validations:
+                    config, missing = self._task(
+                        validations[-1]["id"],
+                        fallback={"runtime_overrides": validations[-1]["task_config"]},
+                    )
+                else:
+                    options = {
+                        k: v
+                        for k, v in options.items()
+                        if k not in {"profile", "model", "reasoning_effort", "timeout_seconds"}
+                    }
+                    config = execution_config({"profile": "flash", "runtime_overrides": options})
+                    missing = ["首次用例复跑，默认 Flash"]
+                snapshot = {"goal": require_resolved_case(case), **config}
+                name = case["name"]
+        elif kind == "batch":
+            batch = self.store.get("batch", source_id)
+            if not batch or batch.get("status") == "deleting":
+                raise KeyError("批次不存在")
+            cases, seen = [], set()
+            for job in self.store.jobs(source_id):
+                position = job.get("case_position", job["position"])
+                if position in seen:
+                    continue
+                seen.add(position)
+                case = deepcopy(job["case"])
+                config, inherited = self._task(
+                    job["session_id"],
+                    fallback={
+                        "profile": batch["profile"],
+                        "device_serial": batch.get("device_serial"),
+                        "runtime_overrides": {
+                            "timeout_seconds": batch.get("timeout_seconds"),
+                            **case.get("task_config", {}),
+                        },
+                    },
+                )
+                case["task_config"] = config["runtime_overrides"]
+                cases.append(TaskCase.model_validate(case).model_dump(exclude_none=True))
+                missing.extend(inherited)
+            if not cases:
+                raise ValueError("批次没有可收藏的用例")
+            snapshot = {
+                key: batch[key]
+                for key in (
+                    "name",
+                    "formats",
+                    "profile",
+                    "device_serial",
+                    "timeout_seconds",
+                    "stop_on_failure",
+                    "repeat_count",
+                )
+                if key in batch
+            }
+            snapshot["cases"] = cases
+            name = batch["name"]
+        else:
+            row = SessionRepository(self.store.path).get_session_by_id(source_id) or {}
+            job = self.store.job(source_id) or {}
+            goal = (
+                (job.get("case") or {}).get("goal")
+                or row.get("initial_goal")
+                or (job.get("submission") or {}).get("goal")
+            )
+            if not goal:
+                raise KeyError("任务不存在或没有可复用的提示词")
+            config, missing = self._task(source_id)
+            snapshot = {"goal": goal, **config}
+            name = execution_title(job) or goal[:120]
+        favorite = {
+            "id": key,
+            "name": (value.name or name).strip(),
+            "kind": kind,
+            "source_kind": value.source_kind,
+            "source_id": value.source_id,
+            "case_version": version,
+            "snapshot": snapshot,
+            "inherited_fields": sorted(set(missing)),
+            "created_at": time.time(),
+            "updated_at": time.time(),
+        }
+        if not favorite["name"]:
+            raise ValueError("收藏名称不能为空")
+        return self.store.put("favorite", key, favorite)
+
+    def updated(self, favorite: dict, value: FavoriteUpdate) -> dict:
+        result = deepcopy(favorite)
+        if value.name is not None:
+            if not value.name.strip():
+                raise ValueError("收藏名称不能为空")
+            result["name"] = value.name.strip()
+        snapshot = result["snapshot"]
+        options = value.task_config.model_dump(exclude_none=True) if value.task_config else {}
+        if result["kind"] == "batch":
+            for index, case in enumerate(snapshot["cases"]):
+                if override := value.case_configs.get(index):
+                    _merge_options(case["task_config"], override.model_dump(exclude_none=True))
+                _merge_options(case["task_config"], options)
+            if set(value.case_configs) - set(range(len(snapshot["cases"]))):
+                raise ValueError("批次用例下标不存在")
+            if options.get("device_serial"):
+                snapshot["device_serial"] = options["device_serial"]
+        elif result["kind"] == "exploration":
+            config = snapshot["config"]
+            config.update(
+                {
+                    k: options[k]
+                    for k in ("model", "reasoning_effort", "timeout_seconds")
+                    if k in options
+                }
+            )
+            snapshot["config"] = ExplorationConfig.model_validate(config).model_dump()
+            _merge_options(snapshot["task_config"], options)
+        else:
+            _merge_options(snapshot["runtime_overrides"], options)
+        return result
+
+    def update(self, key: str, value: FavoriteUpdate) -> dict:
+        favorite = self.updated(self.get(key), value)
+        favorite["updated_at"] = time.time()
+        return self.store.put("favorite", key, favorite)
+
+    def delete(self, key: str) -> None:
+        with self.store.connection() as conn:
+            conn.execute(
+                "DELETE FROM automation_records WHERE kind='favorite' AND id=?", (identifier(key),)
+            )
+            conn.commit()
+
+    async def run(self, key: str, value: FavoriteRun) -> dict:
+        lock = self._run_locks.setdefault(value.request_id, asyncio.Lock())
+        async with lock:
+            return await self._run(key, value)
+
+    async def _run(self, key: str, value: FavoriteRun) -> dict:
+        key = identifier(key)
+        request = {"favorite_id": key, **value.model_dump(exclude_none=True)}
+        signature = hashlib.sha256(json.dumps(request, sort_keys=True).encode()).hexdigest()
+        # Reserve a durable snapshot before admission. Retries survive restarts,
+        # edits/deletions of the favorite, and lost HTTP responses.
+        with self.store.connection() as conn:
+            conn.execute("BEGIN IMMEDIATE")
+            row = conn.execute(
+                "SELECT payload FROM automation_records WHERE kind='favorite_run' AND id=?",
+                (value.request_id,),
+            ).fetchone()
+            record = json.loads(row[0]) if row else None
+            if record and record["signature"] != signature:
+                raise ValueError("request_id 已用于其他内容")
+            if record and record.get("result"):
+                return record["result"]
+            if record is None:
+                row = conn.execute(
+                    "SELECT payload FROM automation_records WHERE kind='favorite' AND id=?", (key,)
+                ).fetchone()
+                if row is None:
+                    raise KeyError("收藏不存在")
+                record = {
+                    "signature": signature,
+                    "favorite": self.updated(json.loads(row[0]), value),
+                }
+                conn.execute(
+                    "INSERT INTO automation_records VALUES (?,?,?,?)",
+                    (
+                        "favorite_run",
+                        value.request_id,
+                        json.dumps(record, ensure_ascii=False),
+                        time.time(),
+                    ),
+                )
+            conn.commit()
+        favorite = record["favorite"]
+        snapshot = favorite["snapshot"]
+        run_id = str(uuid5(NAMESPACE_URL, "artemis-favorite:" + value.request_id))
+        if favorite["kind"] == "batch":
+            from apps.admin_console.services.automation_service import create_batch, batch_action
+
+            batch = create_batch(
+                {**snapshot, "name": favorite["name"], "request_id": "favorite-" + run_id}
+            )
+            if batch["status"] == "draft":
+                batch = batch_action(batch["id"], "resume")
+            result = {"kind": "batch", "batch_id": batch["id"], "status": batch["status"]}
+        elif favorite["kind"] == "exploration":
+            from apps.admin_console.services.exploration_service import exploration_service
+            from artemis.exploration.models import CreateExploration
+
+            session = exploration_service.create(CreateExploration(request_id=run_id, **snapshot))
+            admission = await exploration_service.start(session["id"], run_id)
+            run = admission.get("run", admission)
+            rejection = admission.get("admission", {})
+            outcome = run.get("outcome") or {}
+            if (
+                rejection.get("status") in {"error", "rejected"}
+                or outcome.get("status") == "rejected"
+            ):
+                raise ValueError(
+                    rejection.get("error")
+                    or rejection.get("message")
+                    or outcome.get("error")
+                    or "探索未入队"
+                )
+            result = {
+                "kind": "exploration",
+                "session_id": run["id"],
+                "exploration_id": session["id"],
+                "admission": admission,
+            }
+        else:
+            from apps.admin_console.routers.tasks import run_task
+            from apps.admin_console.schemas.task_schema import RunRequest
+
+            admission = await run_task(
+                RunRequest(
+                    goal=snapshot["goal"],
+                    profile=snapshot["runtime_overrides"].get("profile", "flash"),
+                    runtime_overrides=TaskOptions.model_validate(snapshot["runtime_overrides"]),
+                    session_id=run_id,
+                    ingress="favorite",
+                    expected_output=snapshot.get("expected_output"),
+                    enable_outputter=snapshot.get("enable_outputter"),
+                    app_path=snapshot.get("app_path"),
+                )
+            )
+            if not admission.get("tasks"):
+                raise ValueError(admission.get("error") or admission.get("message") or "任务未入队")
+            result = {"kind": "task", "session_id": run_id, "admission": admission}
+        record["result"] = result
+        self.store.put("favorite_run", value.request_id, record)
+        return result
+
+
+favorites = FavoriteService()
diff --git a/apps/admin_console/services/report_export.py b/apps/admin_console/services/report_export.py
index 552eee0..95ec61f 100644
--- a/apps/admin_console/services/report_export.py
+++ b/apps/admin_console/services/report_export.py
@@ -5,8 +5,14 @@ from typing import Callable, cast
 import json
 from pathlib import Path
 import re
-import threading
 import zipfile
+from apps.admin_console.services.export_cache import (
+    compression,
+    export_lock,
+    fingerprint,
+    remember,
+    reusable,
+)
 from apps.admin_console.services.request_diagnostics import diagnostics_json
 
 from docx import Document
@@ -28,7 +34,7 @@ from artemis.runtime.case_result import RESULT_LABELS, resolve_case_result
 from apps.admin_console.services.case_review import reviewed_result
 
 EXPORT_ROOT = WORKSPACE_ROOT / "artifacts" / "reports"
-EXPORT_LOCK = threading.RLock()
+BATCH_ARCHIVE_SIGNATURE = "artemis-batch-layout-2"
 STATUS = {
     "completed": "执行完成",
     "success": "执行完成",
@@ -741,9 +747,12 @@ def excel_report(report: dict, path: Path):
     wb.save(path)
 
 
-def export_session(session_id: str, formats: list[str] | None = None) -> list[Path]:
-    with EXPORT_LOCK:
-        report = session_report(session_id)
+def export_session(
+    session_id: str, formats: list[str] | None = None, *, report: dict | None = None
+) -> list[Path]:
+    with export_lock("session:" + identifier(session_id)):
+        report = report if report is not None else session_report(session_id)
+        signature = fingerprint(report, session_screenshots(report))
         directory = EXPORT_ROOT / "sessions" / identifier(session_id)
         directory.mkdir(parents=True, exist_ok=True)
         outputs = []
@@ -751,9 +760,13 @@ def export_session(session_id: str, formats: list[str] | None = None) -> list[Pa
             if fmt not in {"docx", "xlsx"}:
                 raise ValueError("不支持的报告格式")
             path = directory / f"任务报告.{fmt}"
+            if reusable(path, signature, report["status"]):
+                outputs.append(path)
+                continue
             temporary = directory / f"生成中.{fmt}"
             (word_report if fmt == "docx" else excel_report)(report, temporary)
             temporary.replace(path)
+            remember(path, signature)
             outputs.append(path)
         return outputs
 
@@ -845,13 +858,19 @@ def session_artifacts(report: dict) -> list[tuple[Path, str]]:
     ]
 
 
-def export_session_media(session_id: str, kind: str) -> Path:
+def session_download(session_id: str, kind: str) -> tuple[Path, str]:
+    with export_lock("session:" + identifier(session_id)):
+        report = session_report(session_id)
+        return export_session_media(session_id, kind, report=report), archive_case_name(report)
+
+
+def export_session_media(session_id: str, kind: str, *, report: dict | None = None) -> Path:
     from apps.admin_console.services.evidence_service import export_index, plugin_files
 
     if kind not in {"screenshots", "video", "all"}:
         raise ValueError("不支持的下载类型")
-    with EXPORT_LOCK:
-        report = session_report(session_id)
+    with export_lock("session:" + identifier(session_id)):
+        report = report if report is not None else session_report(session_id)
         target_dir = EXPORT_ROOT / "sessions" / identifier(session_id)
         target_dir.mkdir(parents=True, exist_ok=True)
         images = session_screenshots(report) if kind in {"screenshots", "all"} else []
@@ -870,42 +889,61 @@ def export_session_media(session_id: str, kind: str) -> Path:
             raise ValueError("此任务没有可下载的步骤截图")
         target = target_dir / f"{kind}.zip"
         temporary = target_dir / f".{kind}.tmp"
+        files = images + videos + artifacts + extras
+        diagnostics = diagnostics_json(session_id) if kind == "all" else None
+        diagnostic_state = json.loads(diagnostics) if diagnostics else None
+        if isinstance(diagnostic_state, dict):
+            diagnostic_state.pop("collected_at", None)
+        signature = fingerprint(report, files, diagnostic_state)
+        if reusable(target, signature, report["status"]):
+            return target
         manifest = {
             "session_id": session_id,
             "name": report["name"],
             "status": report["status"],
             "verdict": report["verdict"],
             "screenshots": [name for _, name in images],
-            "videos": ["任务录屏/" + name for _, name in videos]
+            "videos": ["任务录屏/安卓/" + name for _, name in videos]
             + [name for path, name in extras if path.suffix.lower() in {".mp4", ".mkv", ".webm"}],
             "artifacts": [name for _, name in artifacts],
             "note": "录屏按时间顺序分段；暂停期间未占用设备，也未录制其他任务。",
+            "snapshot": report["status"]
+            not in {"completed", "success", "failed", "cancelled", "interrupted", "skipped"},
         }
         prefix = archive_case_name(report) + "/" if kind == "all" else ""
         with zipfile.ZipFile(temporary, "w", zipfile.ZIP_DEFLATED) as archive:
             if kind == "all":
-                for path in export_session(session_id, ["docx", "xlsx"]):
-                    archive.write(path, prefix + path.name)
+                for path in export_session(session_id, ["docx", "xlsx"], report=report):
+                    archive.write(path, prefix + path.name, compress_type=compression(path))
             for source, name in images:
-                archive.write(source, f"{prefix}步骤截图/{name}")
+                archive.write(source, f"{prefix}步骤截图/{name}", compress_type=compression(source))
             for source, name in videos:
-                archive.write(source, f"{prefix}任务录屏/{name}", compress_type=zipfile.ZIP_STORED)
+                archive.write(
+                    source, f"{prefix}任务录屏/安卓/{name}", compress_type=zipfile.ZIP_STORED
+                )
             for source, name in artifacts:
-                archive.write(source, f"{prefix}任务文件/安卓/{name}")
+                archive.write(
+                    source, f"{prefix}任务文件/安卓/{name}", compress_type=compression(source)
+                )
             for source, name in extras:
                 archive.write(
                     source,
                     prefix + name,
-                    compress_type=zipfile.ZIP_STORED
-                    if source.suffix.lower() in {".mp4", ".mkv", ".webm"}
-                    else zipfile.ZIP_DEFLATED,
+                    compress_type=compression(source),
                 )
             if kind == "all":
-                archive.writestr(prefix + "模型请求诊断.json", diagnostics_json(session_id))
+                archive.writestr(prefix + "模型请求诊断.json", diagnostics or "{}")
                 archive.writestr(
                     prefix + "证据索引.json",
                     json.dumps(
-                        export_index(session_id, report, videos),
+                        export_index(
+                            session_id,
+                            report,
+                            videos,
+                            images=images,
+                            artifacts=artifacts,
+                            extras=extras,
+                        ),
                         ensure_ascii=False,
                         indent=2,
                         default=str,
@@ -915,13 +953,18 @@ def export_session_media(session_id: str, kind: str) -> Path:
                 prefix + "文件清单.json", json.dumps(manifest, ensure_ascii=False, indent=2)
             )
         temporary.replace(target)
+        if fingerprint(report, files, diagnostic_state) == signature:
+            remember(target, signature)
         return target
 
 
 def export_batch(batch_id: str, progress: Callable[[int, int, str], None] | None = None) -> Path:
     from apps.admin_console.services.evidence_service import export_index, plugin_files
 
-    with EXPORT_LOCK:
+    with export_lock(
+        "batch:" + identifier(batch_id),
+        *("session:" + job["session_id"] for job in store.jobs(batch_id)),
+    ):
         batch = store.get("batch", identifier(batch_id))
         if not batch:
             raise ValueError("批次不存在")
@@ -959,34 +1002,47 @@ def export_batch(batch_id: str, progress: Callable[[int, int, str], None] | None
         temporary = directory / "批次报告.tmp"
         with zipfile.ZipFile(temporary, "w", zipfile.ZIP_DEFLATED) as archive:
             for path in outputs:
-                archive.write(path, path.name)
+                archive.write(path, path.name, compress_type=compression(path))
             for number, report in enumerate(records, 1):
                 if progress:
                     progress(number - 1, len(records), f"正在打包任务 {number}/{len(records)}")
                 prefix = f"任务报告/{number:04d}_{archive_case_name(report)}"
-                for path in export_session(report["id"], formats):
-                    archive.write(path, f"{prefix}/{path.name}")
-                for source, name in session_screenshots(report):
-                    archive.write(source, f"{prefix}/步骤截图/{name}")
-                for source, name in session_videos(report):
+                images = session_screenshots(report)
+                videos = session_videos(report)
+                artifacts = session_artifacts(report)
+                extras = plugin_files(report["id"])
+                for path in export_session(report["id"], formats, report=report):
+                    archive.write(path, f"{prefix}/{path.name}", compress_type=compression(path))
+                for source, name in images:
                     archive.write(
-                        source, f"{prefix}/任务录屏/{name}", compress_type=zipfile.ZIP_STORED
+                        source, f"{prefix}/步骤截图/{name}", compress_type=compression(source)
                     )
-                for source, name in session_artifacts(report):
-                    archive.write(source, f"{prefix}/任务文件/安卓/{name}")
-                for source, name in plugin_files(report["id"]):
+                for source, name in videos:
+                    archive.write(
+                        source, f"{prefix}/任务录屏/安卓/{name}", compress_type=zipfile.ZIP_STORED
+                    )
+                for source, name in artifacts:
+                    archive.write(
+                        source, f"{prefix}/任务文件/安卓/{name}", compress_type=compression(source)
+                    )
+                for source, name in extras:
                     archive.write(
                         source,
                         f"{prefix}/{name}",
-                        compress_type=zipfile.ZIP_STORED
-                        if source.suffix.lower() in {".mp4", ".mkv", ".webm"}
-                        else zipfile.ZIP_DEFLATED,
+                        compress_type=compression(source),
                     )
                 archive.writestr(f"{prefix}/模型请求诊断.json", diagnostics_json(report["id"]))
                 archive.writestr(
                     f"{prefix}/证据索引.json",
                     json.dumps(
-                        export_index(report["id"], report, session_videos(report)),
+                        export_index(
+                            report["id"],
+                            report,
+                            videos,
+                            images=images,
+                            artifacts=artifacts,
+                            extras=extras,
+                        ),
                         ensure_ascii=False,
                         indent=2,
                         default=str,
@@ -997,4 +1053,5 @@ def export_batch(batch_id: str, progress: Callable[[int, int, str], None] | None
         if progress:
             progress(len(records), len(records), "正在完成压缩包")
         temporary.replace(target)
+        remember(target, BATCH_ARCHIVE_SIGNATURE)
         return target
diff --git a/apps/admin_console/services/task_queue_service.py b/apps/admin_console/services/task_queue_service.py
index 49e34a7..f1214ef 100644
--- a/apps/admin_console/services/task_queue_service.py
+++ b/apps/admin_console/services/task_queue_service.py
@@ -1033,6 +1033,9 @@ class TaskQueueService:
             if not isinstance(goal, str) or not goal.strip():
                 raise ValueError("Queued task must contain a non-empty string goal.")
             cls._begin_task_run(task_item, run_key, sess_id, goal, profile)
+            from apps.admin_console.services.execution_config import persist_execution_config
+
+            await asyncio.to_thread(persist_execution_config, task_item)
 
             target = cls._task_target(task_item)
             cmd, env = cls._build_worker_invocation(
@@ -1342,6 +1345,21 @@ class TaskQueueService:
                 device_serial = await device_pool.select_device_async()
             except Exception:
                 device_serial = None
+        from apps.admin_console.services.execution_config import execution_config
+
+        config_snapshot = execution_config(
+            {
+                "profile": profile,
+                "device_serial": device_serial,
+                "expected_output": expected_output,
+                "enable_outputter": enable_outputter,
+                "verification_level": verification_level,
+                "explorer_mode": explorer_mode,
+                "locked_app_package": locked_app_package,
+                "app_path": app_path,
+                "runtime_overrides": runtime_overrides,
+            }
+        )
         for i, goal in enumerate(goals):
             task_item = cls._create_queue_item(
                 goal,
@@ -1362,6 +1380,7 @@ class TaskQueueService:
             )
             if runtime_overrides:
                 task_item["runtime_overrides"] = runtime_overrides
+            task_item["execution_config"] = config_snapshot
             if pinned:
                 try:
                     task_item["plugin_resources"] = PluginStore().reserve(
diff --git a/apps/showcase_ui/src/app/components/automation-panel/automation-panel.component.html b/apps/showcase_ui/src/app/components/automation-panel/automation-panel.component.html
index ecd93b5..4deadb0 100644
--- a/apps/showcase_ui/src/app/components/automation-panel/automation-panel.component.html
+++ b/apps/showcase_ui/src/app/components/automation-panel/automation-panel.component.html
@@ -14,7 +14,7 @@
   <section><h3>当前任务报告</h3>
     @if (report(); as r) {
       <div class="report-overview">
-        <strong class="report-title">{{r.name}}</strong>
+        <div class="report-heading"><app-favorite-button [sourceId]="r.id" /><strong class="report-title">{{r.name}}</strong></div>
         <div class="report-badges"><span [class.failed]="r.status === 'failed'">{{label(r.status)}}</span><app-test-result-badge [result]="r.test_result" [executionStatus]="r.status" /></div>
         @if(r.test_result; as result){<app-test-result-card [result]="result" [sessionId]="r.id" [executionStatus]="r.status" (reviewSaved)="reviewSaved($event)" />}
         @if (r.error) { <div class="report-error" role="status"><strong>异常原因</strong><p>{{r.error}}</p></div> }
@@ -76,6 +76,7 @@
   <section><h3>批次记录</h3>
     @for(b of batches(); track b.id){
       <div class="batch-record">
+        <app-favorite-button sourceKind="batch" [sourceId]="b.id" />
         <button class="record" [class.selected]="batch()?.id === b.id" (click)="selectBatch(b.id)"><strong>{{b.name}}</strong><span>{{label(b.status)}} · {{b.created_at*1000 | date:'MM-dd HH:mm'}} · {{b.repeat_count || 1}} 轮@if(b.total_executions){ · {{b.total_executions}} 次执行}</span></button>
         <button class="delete-batch" type="button" [disabled]="busy() || b.status === 'running'" (click)="deleteBatch(b)" [attr.aria-label]="'删除批次：' + b.name" [title]="b.status === 'running' ? '执行中的批次不能删除' : '删除批次及其任务、报告和文件'"><span class="material-symbols-outlined">delete_outline</span></button>
       </div>
@@ -106,6 +107,6 @@
        </div>
      }
     @if(b.report_error){<p class="error">报告生成失败：{{b.report_error}}</p>}
-      @for(j of b.jobs; track j.session_id){<div class="job" [class.selected]="agent.currentSessionId() === j.session_id"><button (click)="openBatchTask(j.session_id)" [title]="j.case.goal" [attr.aria-pressed]="agent.currentSessionId() === j.session_id">{{j.case.case_id ? j.case.case_id + ' ' : ''}}{{j.case.name}}@if(j.repeat_count > 1){ · 第 {{j.iteration}} / {{j.repeat_count}} 轮}</button><span>{{label(j.status)}}</span><app-test-result-badge [result]="j.test_result" [executionStatus]="j.status" [compact]="true" />@if(j.error){<small>{{j.error}}</small>}</div>}
+      @for(j of b.jobs; track j.session_id){<div class="job" [class.selected]="agent.currentSessionId() === j.session_id"><app-favorite-button [sourceId]="j.session_id" /><button (click)="openBatchTask(j.session_id)" [title]="j.case.goal" [attr.aria-pressed]="agent.currentSessionId() === j.session_id">{{j.case.case_id ? j.case.case_id + ' ' : ''}}{{j.case.name}}@if(j.repeat_count > 1){ · 第 {{j.iteration}} / {{j.repeat_count}} 轮}</button><span>{{label(j.status)}}</span><app-test-result-badge [result]="j.test_result" [executionStatus]="j.status" [compact]="true" />@if(j.error){<small>{{j.error}}</small>}</div>}
   </section>}
 }
diff --git a/apps/showcase_ui/src/app/components/automation-panel/automation-panel.component.scss b/apps/showcase_ui/src/app/components/automation-panel/automation-panel.component.scss
index f04235a..9e5e7eb 100644
--- a/apps/showcase_ui/src/app/components/automation-panel/automation-panel.component.scss
+++ b/apps/showcase_ui/src/app/components/automation-panel/automation-panel.component.scss
@@ -26,7 +26,7 @@ input[type=checkbox]{width:15px;height:15px;accent-color:#2563eb;vertical-align:
 .case-goal{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;white-space:pre-wrap;margin:5px 0;font-size:12px;}
 .execution-summary{padding:9px 12px;border-radius:8px;background:#eff6ff;color:#1d4ed8;font-weight:500;}
 .record{display:flex;width:100%;text-align:left;align-items:flex-start;flex-direction:column;gap:4px;margin:8px 0 0;padding:12px;overflow-wrap:anywhere;}.record span{color:#64748b;font-size:12px;font-weight:400;}.record.selected{border-color:#93c5fd;background:#eff6ff;}.record.selected strong{color:#1d4ed8;}
-.batch-record{display:flex;gap:8px;align-items:stretch;margin-top:8px;}.batch-record .record{flex:1;min-width:0;width:auto;margin:0;}.batch-record .delete-batch{flex:0 0 40px;min-width:40px;padding:0;color:#b91c1c;}.batch-record .delete-batch:hover:not(:disabled){background:#fff1f2;border-color:#fda4af;}.batch-record .delete-batch .material-symbols-outlined{font-size:19px;}
+.batch-record{position:relative;display:flex;gap:8px;align-items:stretch;margin-top:8px;}.batch-record>app-favorite-button{position:absolute;left:9px;top:9px;z-index:1}.batch-record .record{padding-left:44px;flex:1;min-width:0;width:auto;margin:0;}.batch-record .delete-batch{flex:0 0 40px;min-width:40px;padding:0;color:#b91c1c;}.batch-record .delete-batch:hover:not(:disabled){background:#fff1f2;border-color:#fda4af;}.batch-record .delete-batch .material-symbols-outlined{font-size:19px;}
 .archive-progress{margin:12px 0;padding:11px 13px;border:1px solid #bfdbfe;border-radius:10px;background:#f8fbff;color:#1e40af;}
 .archive-progress-heading{display:flex;align-items:center;gap:8px;}
 .archive-progress p{margin:7px 0 0;font-size:12px;color:#475569;}
@@ -41,6 +41,7 @@ input[type=checkbox]{width:15px;height:15px;accent-color:#2563eb;vertical-align:
 .task-guidance{margin-top:16px;padding:14px;border:1px solid #bfdbfe;border-radius:10px;background:#f8fbff;}
 .task-guidance label{margin:8px 0 4px;}
 .report-overview{padding:14px;border:1px solid #dbeafe;border-radius:10px;background:#f8fbff;}
+.report-heading{display:flex;align-items:flex-start;gap:8px;}.report-heading .report-title{flex:1;min-width:0;}
 .report-title{display:block;font-size:14px;line-height:1.5;color:#0f172a;overflow-wrap:anywhere;}
 .report-badges{display:flex;gap:7px;flex-wrap:wrap;margin-top:9px;span{padding:3px 8px;border:1px solid #bfdbfe;border-radius:20px;background:#eff6ff;color:#1e40af;font-size:12px;&.failed{background:#fff1f2;border-color:#fecdd3;color:#be123c;}}}
 .report-error{margin-top:11px;padding:10px 12px;background:#fff1f2;border-left:3px solid #e11d48;border-radius:6px;color:#9f1239;strong{font-size:12px;}p{margin:4px 0 0;color:#9f1239;white-space:pre-wrap;}}
diff --git a/apps/showcase_ui/src/app/components/automation-panel/automation-panel.component.spec.ts b/apps/showcase_ui/src/app/components/automation-panel/automation-panel.component.spec.ts
index 11e6ad2..73152b9 100644
--- a/apps/showcase_ui/src/app/components/automation-panel/automation-panel.component.spec.ts
+++ b/apps/showcase_ui/src/app/components/automation-panel/automation-panel.component.spec.ts
@@ -129,7 +129,7 @@ describe('AutomationPanelComponent batch deletion', () => {
       {session_id:'task-b',status:'completed',case:{name:'用例 B',goal:'观察主页'}}
     ]});
     fixture.detectChanges();
-    const jobs: HTMLButtonElement[] = [...fixture.nativeElement.querySelectorAll('.job button')];
+    const jobs: HTMLButtonElement[] = [...fixture.nativeElement.querySelectorAll('.job > button')];
     jobs[0].click(); jobs[1].click();
     expect(agent.selectSession.calls.allArgs()).toEqual([['task-a',true],['task-b',true]]);
     expect(component.tab()).toBe('batches');
diff --git a/apps/showcase_ui/src/app/components/automation-panel/automation-panel.component.ts b/apps/showcase_ui/src/app/components/automation-panel/automation-panel.component.ts
index b02c0dc..a548b54 100644
--- a/apps/showcase_ui/src/app/components/automation-panel/automation-panel.component.ts
+++ b/apps/showcase_ui/src/app/components/automation-panel/automation-panel.component.ts
@@ -1,4 +1,5 @@
 import { Component, DestroyRef, computed, effect, inject, output, signal } from '@angular/core';
+import { FavoriteButtonComponent } from '../favorite-button/favorite-button.component';
 import { ReportMarkdownComponent } from '../report-markdown/report-markdown.component';
 import { CommonModule } from '@angular/common';
 import { FormsModule } from '@angular/forms';
@@ -22,7 +23,7 @@ interface ArchiveProgress {
 }
 
 @Component({
-  selector: 'app-automation-panel', standalone: true, imports: [ReportMarkdownComponent, CommonModule, FormsModule, TestResultBadgeComponent, TestResultCardComponent, TaskPluginsComponent],
+  selector: 'app-automation-panel', standalone: true, imports: [FavoriteButtonComponent, ReportMarkdownComponent, CommonModule, FormsModule, TestResultBadgeComponent, TestResultCardComponent, TaskPluginsComponent],
   templateUrl: './automation-panel.component.html', styleUrl: './automation-panel.component.scss'
 })
 export class AutomationPanelComponent {
diff --git a/apps/showcase_ui/src/app/components/chat-interface/chat-interface.component.html b/apps/showcase_ui/src/app/components/chat-interface/chat-interface.component.html
index 623bed6..c44fd8c 100644
--- a/apps/showcase_ui/src/app/components/chat-interface/chat-interface.component.html
+++ b/apps/showcase_ui/src/app/components/chat-interface/chat-interface.component.html
@@ -125,8 +125,11 @@ limitations under the License.
               }
             </div>
           </div>
-          <div class="task-goal" title="{{ session.initial_goal }}">
-            {{ session.display_name || session.initial_goal || '未命名任务' }}
+          <div class="task-title-row">
+            <app-favorite-button [sourceId]="session.session_id" />
+            <div class="task-goal" title="{{ session.initial_goal }}">
+              {{ session.display_name || session.initial_goal || '未命名任务' }}
+            </div>
           </div>
           <div class="task-card-footer">
             <app-task-id-copy [taskId]="session.session_id" />
diff --git a/apps/showcase_ui/src/app/components/chat-interface/chat-interface.component.scss b/apps/showcase_ui/src/app/components/chat-interface/chat-interface.component.scss
index 3531491..b69b2b0 100644
--- a/apps/showcase_ui/src/app/components/chat-interface/chat-interface.component.scss
+++ b/apps/showcase_ui/src/app/components/chat-interface/chat-interface.component.scss
@@ -559,6 +559,16 @@ $text-muted: #a1a1aa;
         }
       }
 
+      .task-title-row {
+        display: flex;
+        align-items: flex-start;
+        gap: 5px;
+        min-width: 0;
+
+        app-favorite-button { margin-top: -5px; }
+        .task-goal { flex: 1; min-width: 0; }
+      }
+
       .task-goal {
         font-size: 12.5px;
         font-weight: 500;
diff --git a/apps/showcase_ui/src/app/components/chat-interface/chat-interface.component.ts b/apps/showcase_ui/src/app/components/chat-interface/chat-interface.component.ts
index 8d1b64e..e4c0896 100644
--- a/apps/showcase_ui/src/app/components/chat-interface/chat-interface.component.ts
+++ b/apps/showcase_ui/src/app/components/chat-interface/chat-interface.component.ts
@@ -1,4 +1,5 @@
 import { TaskIdCopyComponent } from '../task-id-copy/task-id-copy.component';
+import { FavoriteButtonComponent } from '../favorite-button/favorite-button.component';
 import { AutomationPanelComponent } from '../automation-panel/automation-panel.component';
 import { TaskHistoryComponent } from '../task-history/task-history.component';
 import { UiLabelPipe } from '../../utils/ui-label.pipe';
@@ -34,7 +35,7 @@ export type { MarkdownSegment, MarkdownLine, NoteMilestone, ParsedNote };
 @Component({
   selector: 'app-chat-interface',
   standalone: true,
-  imports: [TaskIdCopyComponent, UiLabelPipe, CommonModule, FormsModule, AutomationPanelComponent, TaskHistoryComponent, TestResultBadgeComponent, TaskModeBadgeComponent, TaskBatchFilterComponent],
+  imports: [FavoriteButtonComponent, TaskIdCopyComponent, UiLabelPipe, CommonModule, FormsModule, AutomationPanelComponent, TaskHistoryComponent, TestResultBadgeComponent, TaskModeBadgeComponent, TaskBatchFilterComponent],
   templateUrl: './chat-interface.component.html',
   styleUrl: './chat-interface.component.scss',
   changeDetection: ChangeDetectionStrategy.OnPush
diff --git a/apps/showcase_ui/src/app/components/exploration-panel/exploration-panel.component.html b/apps/showcase_ui/src/app/components/exploration-panel/exploration-panel.component.html
index c65ac8f..e09e416 100644
--- a/apps/showcase_ui/src/app/components/exploration-panel/exploration-panel.component.html
+++ b/apps/showcase_ui/src/app/components/exploration-panel/exploration-panel.component.html
@@ -2,7 +2,7 @@
   <app-agent-stream [conversationMessages]="messages()" [demonstrations]="s.demonstrations" [pendingQuestion]="s.pending_question || ''" (useRecommendation)="text = $event; send()">
     <section task-summary class="session-summary">
       <div class="row"><strong><span class="material-symbols-outlined">explore</span> {{activeValidation() ? '用例复跑中' : label(s.status)}}</strong><small>{{s.config.model}} / {{s.config.reasoning_effort}} · 续接 {{s.continuation_count}} 次</small></div>
-      <p>{{s.goal}}</p>
+      <div class="exploration-goal"><app-favorite-button sourceKind="exploration" [sourceId]="s.id" label="收藏为重新探索" /><p>{{s.goal}}</p></div>
       @if(s.pause_reason === 'execution_budget'){<p class="feedback">本段执行到时，进度已保存。可继续探索，不计为测试失败。</p>}
       @if(s.pause_reason === 'device_observation'){<p class="feedback" role="status">设备画面暂时不可用，探索已暂停。指导已保留，请确认设备恢复响应后点击“继续探索”。</p>}
       <details class="execution-history"><summary>执行记录（{{s.runs.length}}） · 当前展示所选轮次的操作步骤</summary>@for(run of s.runs; track run.id){<div class="run"><button class="run-link" (click)="agent.selectSession(run.id,true)">{{run.kind === 'validation' ? '用例 v' + run.case_version + ' 复跑' : '探索执行'}} · {{label(run.status)}}{{agent.currentSessionId() === run.id ? ' · 当前查看' : ''}}</button><app-test-result-badge [result]="run.test_result" [executionStatus]="run.status" [compact]="true" /></div>}</details>
@@ -12,7 +12,7 @@
     <section class="case-editor" aria-label="可复用用例"><div class="row"><strong class="case-title"><span class="material-symbols-outlined">task_alt</span>{{s.case ? '探索成果 · 可复用用例' : '本轮探索已结束'}}</strong><button (click)="generate()" [disabled]="busy() || !!s.active_run_id || generating() || dirty">{{generating() ? '正在提炼…' : s.case ? '重新提炼' : '提炼用例'}}</button></div>
       @if(!s.case){<p class="muted">探索验收通过后自动生成；也可以先编辑并保存草稿。</p><button (click)="editorOpen.set(true)">编辑草稿</button>}
       @if(s.generations[0]?.status === 'failed'){<p class="error">上次提炼未完成，执行结果保留。可重试提炼。</p>}
-      @if(s.case){<div class="case-compact"><h3>{{s.case.name}} <small>v{{s.case.version}}</small></h3><p class="muted">已整理为一个可复用用例。你可以查看修改，或交给 Flash / Pro 独立复跑。</p><div class="actions"><button class="primary" (click)="copyCase()"><span class="material-symbols-outlined">content_copy</span>复制任务提示词</button><button (click)="editorOpen.set(!editorOpen())">{{editorOpen() ? '收起编辑' : '查看 / 编辑'}}</button><button (click)="rerunOpen.set(!rerunOpen())">复跑 / 批次</button></div></div>}
+      @if(s.case){<div class="case-compact"><h3><app-favorite-button sourceKind="exploration_case" [sourceId]="s.id" [version]="s.case.version" label="收藏此版本用例" /><span>{{s.case.name}} <small>v{{s.case.version}}</small></span></h3><p class="muted">已整理为一个可复用用例。你可以查看修改，或交给 Flash / Pro 独立复跑。</p><div class="actions"><button class="primary" (click)="copyCase()"><span class="material-symbols-outlined">content_copy</span>复制任务提示词</button><button (click)="editorOpen.set(!editorOpen())">{{editorOpen() ? '收起编辑' : '查看 / 编辑'}}</button><button (click)="rerunOpen.set(!rerunOpen())">复跑 / 批次</button></div></div>}
       @if(editorOpen()) {
       @if(s.case){<label>查看版本<select [ngModel]="editVersion" (ngModelChange)="selectVersion($event)" [disabled]="dirty">@for(version of versions(); track version){<option [value]="version">v{{version}}</option>}</select></label>}
       @if(dirty && editVersion !== s.case_version){<p class="error">已有新版本；当前编辑仍保留，请先复制修改内容再加载最新版本。</p>}
diff --git a/apps/showcase_ui/src/app/components/exploration-panel/exploration-panel.component.scss b/apps/showcase_ui/src/app/components/exploration-panel/exploration-panel.component.scss
index c5974c7..779f170 100644
--- a/apps/showcase_ui/src/app/components/exploration-panel/exploration-panel.component.scss
+++ b/apps/showcase_ui/src/app/components/exploration-panel/exploration-panel.component.scss
@@ -73,5 +73,5 @@ app-agent-stream {flex:1;min-height:0;display:block}
 .case-editor {border-color:#c7d2fe;background:linear-gradient(135deg,#f5f7ff,#fff);padding:20px;border-radius:18px}
 .case-title {display:flex;align-items:center;gap:8px;color:#4f46e5;font-size:14px}.case-title .material-symbols-outlined {font-size:22px}
 .case-compact {display:block}.case-compact h3 {font-size:18px;line-height:1.5;color:#1e293b;margin:14px 0 6px}.case-compact small {font-size:11px;font-weight:400;background:#e0e7ff;color:#4338ca;padding:3px 6px;border-radius:5px;white-space:nowrap}.case-compact .actions {margin:16px 0 0}.case-compact .primary {background:#4f46e5;border-color:#4f46e5}
-.session-summary {padding:12px 16px;border-radius:14px}.session-summary p {color:#64748b;font-size:12px}
+.session-summary {padding:12px 16px;border-radius:14px}.exploration-goal{display:flex;align-items:flex-start;gap:6px}.session-summary .exploration-goal p{flex:1;min-width:0;margin:4px 0}.case-compact h3{display:flex;align-items:flex-start;gap:6px}.case-compact h3>span{min-width:0;overflow-wrap:anywhere}.session-summary p {color:#64748b;font-size:12px}
 @media(max-width:600px) {.composer {margin:0 12px 12px;padding:12px}.send-hint {display:none}.send-button {margin-left:auto}.question-banner {max-height:160px;overflow:auto}.case-editor {padding:14px}}
diff --git a/apps/showcase_ui/src/app/components/exploration-panel/exploration-panel.component.ts b/apps/showcase_ui/src/app/components/exploration-panel/exploration-panel.component.ts
index 2b1a150..ecf6f94 100644
--- a/apps/showcase_ui/src/app/components/exploration-panel/exploration-panel.component.ts
+++ b/apps/showcase_ui/src/app/components/exploration-panel/exploration-panel.component.ts
@@ -1,4 +1,5 @@
 import { Component, ChangeDetectionStrategy, DestroyRef, effect, inject, signal, untracked, input } from '@angular/core';
+import { FavoriteButtonComponent } from '../favorite-button/favorite-button.component';
 import { FormsModule } from '@angular/forms';
 import { AgentStreamComponent } from '../agent-stream/agent-stream.component';
 import { ExplorationService, ExplorationSession, ExplorationMessage, Demonstration } from '../../services/exploration.service';
@@ -7,7 +8,7 @@ import { TestResultBadgeComponent } from '../test-result-badge/test-result-badge
 
 @Component({
   selector: 'app-exploration-panel', standalone: true,
-  imports: [FormsModule, AgentStreamComponent, TestResultBadgeComponent],
+  imports: [FormsModule, AgentStreamComponent, TestResultBadgeComponent, FavoriteButtonComponent],
   templateUrl: './exploration-panel.component.html', styleUrl: './exploration-panel.component.scss',
   changeDetection: ChangeDetectionStrategy.OnPush
 })
diff --git a/apps/showcase_ui/src/app/components/favorite-button/favorite-button.component.ts b/apps/showcase_ui/src/app/components/favorite-button/favorite-button.component.ts
new file mode 100644
index 0000000..5b61b31
--- /dev/null
+++ b/apps/showcase_ui/src/app/components/favorite-button/favorite-button.component.ts
@@ -0,0 +1,32 @@
+import { Component, ChangeDetectionStrategy, computed, inject, input, signal } from '@angular/core';
+import { FavoriteKind, FavoritesService } from '../../services/favorites.service';
+
+@Component({
+  selector: 'app-favorite-button', standalone: true, changeDetection: ChangeDetectionStrategy.OnPush,
+  template: `<button type="button" [class.saved]="!!favorite()" [disabled]="busy() || !api.loaded() || !sourceId()"
+    [attr.aria-pressed]="!!favorite()" [attr.aria-label]="favorite() ? '取消收藏' : label()" [title]="favorite() ? '取消收藏' : label()"
+    (click)="toggle($event)"><span class="material-symbols-outlined" aria-hidden="true">{{favorite() ? 'star' : 'star_outline'}}</span></button>
+    @if(error()){<span class="feedback" role="alert">{{error()}}</span>}
+    @if(api.error() && !api.loaded()){<button type="button" class="retry" (click)="$event.stopPropagation(); api.load(true)" title="重试加载收藏">重试</button>}`,
+  styles: [`:host{display:inline-flex;align-items:center;position:relative;flex-shrink:0}button{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border:0;border-radius:7px;background:transparent;color:#64748b;cursor:pointer}button:hover{background:#fef3c7;color:#b45309}button.saved{color:#c47b0b}button.saved span{font-variation-settings:'FILL' 1}button:focus-visible{outline:2px solid #818cf8;outline-offset:2px}button:disabled{opacity:.45;cursor:default}.material-symbols-outlined{font-size:19px}.feedback{position:absolute;left:0;top:30px;min-width:170px;max-width:260px;padding:8px 10px;z-index:20;border:1px solid #fecaca;border-radius:8px;background:#fff7f7;color:#b91c1c;font-size:12px;line-height:1.5;box-shadow:0 4px 16px #0f172a12}.retry{font-size:10px;width:auto}`]
+})
+export class FavoriteButtonComponent {
+  api = inject(FavoritesService);
+  sourceId = input.required<string>();
+  sourceKind = input<FavoriteKind>('task');
+  version = input<number>();
+  label = input('收藏到精选任务');
+  busy = signal(false); error = signal('');
+  favorite = computed(() => this.api.items().find(i => i.source_kind === this.sourceKind() && i.source_id === this.sourceId() && (!this.version() || i.case_version === this.version())));
+  constructor() { void this.api.load(); }
+  async toggle(event: Event) {
+    event.stopPropagation(); if (this.busy()) return;
+    this.busy.set(true); this.error.set('');
+    try {
+      const saved = this.favorite();
+      if (saved) await this.api.remove(saved.id);
+      else await this.api.create(this.sourceKind(), this.sourceId(), this.version());
+    } catch(e) { this.error.set((e as any)?.error?.detail || '收藏操作失败，请重试'); }
+    finally { this.busy.set(false); }
+  }
+}
diff --git a/apps/showcase_ui/src/app/components/featured-tasks/featured-tasks.component.html b/apps/showcase_ui/src/app/components/featured-tasks/featured-tasks.component.html
new file mode 100644
index 0000000..efc63a3
--- /dev/null
+++ b/apps/showcase_ui/src/app/components/featured-tasks/featured-tasks.component.html
@@ -0,0 +1,39 @@
+<section class="featured" aria-label="精选任务">
+  <div class="heading"><div><h2><span class="material-symbols-outlined" aria-hidden="true">star</span>精选任务</h2><p>收藏常用流程，沿用原配置一键复跑。</p></div><input type="search" aria-label="搜索精选任务" placeholder="搜索收藏…" [ngModel]="query()" (ngModelChange)="query.set($event)"></div>
+  <div class="filters" aria-label="精选任务类型">@for(tab of filters; track tab.id){<button type="button" [class.selected]="filter() === tab.id" [attr.aria-pressed]="filter() === tab.id" (click)="filter.set(tab.id)">{{tab.label}}</button>}</div>
+  @if(error() || api.error()){<p class="error" role="alert">{{error() || api.error()}} @if(api.error()){<button (click)="api.load(true)">重试</button>}</p>}
+  @if(notice()){<p class="notice" role="status">{{notice()}}</p>}
+  @if(api.loading() && !api.loaded()){<p class="empty" role="status">正在读取精选任务…</p>}
+  @else if(!api.items().length && !api.error()){<div class="empty"><span class="material-symbols-outlined" aria-hidden="true">star_outline</span><strong>把常用测试留在这里</strong><p>在任务队列、历史记录或批次旁点击星标，即可收藏。删除原记录不会影响收藏。</p></div>}
+  @else if(!filtered().length){<p class="empty">没有匹配的精选任务。</p>}
+  <div class="cards">@for(item of filtered(); track item.id){
+    <article class="card" [class.expanded]="expanded() === item.id">
+      <div class="card-heading"><span class="mode" [class.pro]="options(item)['profile'] === 'pro'" [class.explore]="item.kind === 'exploration'">{{mode(item)}}</span></div>
+      <div class="card-title"><button class="star" type="button" (click)="remove(item)" [disabled]="!!busy()" aria-label="取消收藏" title="取消收藏"><span class="material-symbols-outlined" aria-hidden="true">star</span></button><h3>{{item.name}}</h3></div><p class="model-summary">{{summary(item)}}</p>
+      @if(item.case_version){<p class="hint">固定用例 v{{item.case_version}}</p>}
+      @if(item.inherited_fields.length){<p class="hint inherited" title="部分历史配置未记录，收藏时已采用当前默认值：{{item.inherited_fields.join('、')}}">{{item.inherited_fields[0].startsWith('首次') ? item.inherited_fields[0] : '旧任务部分配置缺失，已采用收藏时的默认值'}}</p>}
+      <div class="card-actions"><button type="button" class="configure" (click)="toggle(item)" [attr.aria-expanded]="expanded() === item.id"><span class="material-symbols-outlined" aria-hidden="true">tune</span>配置<span class="material-symbols-outlined" aria-hidden="true">{{expanded() === item.id ? 'expand_less' : 'expand_more'}}</span></button><button type="button" class="primary" (click)="run(item)" [disabled]="!!busy()"><span class="material-symbols-outlined" aria-hidden="true">play_arrow</span>{{busy() === item.id ? '处理中…' : item.kind === 'exploration' ? '重新探索' : '运行'}}</button></div>
+      @if(expanded() === item.id){@let d = draft(item);
+        <div class="configuration"><label>收藏名称<input [(ngModel)]="d.name" maxlength="200" aria-label="收藏名称"></label>
+          @if(item.kind === 'batch'){
+            <label class="checkbox"><input type="checkbox" [(ngModel)]="d.uniform">本次统一模型和思考强度</label>
+            @if(d.uniform){<label>整批模型<input [(ngModel)]="d.model" list="favorite-models" placeholder="输入模型名称"></label><app-setting-slider label="整批思考强度" [(value)]="d.reasoning_effort" [values]="efforts" [labels]="effortLabels" />}
+            @for(c of item.snapshot.cases; track $index; let i = $index){<details><summary>{{i + 1}}. {{c.name}}</summary>
+              <label>执行模式<select [(ngModel)]="d.cases[i].profile"><option value="flash">Flash</option><option value="pro">Pro</option></select></label>
+              <label>模型<input [(ngModel)]="d.cases[i].model" list="favorite-models" [disabled]="d.uniform"></label>
+              <app-setting-slider label="思考强度" [(value)]="d.cases[i].reasoning_effort" [values]="efforts" [labels]="effortLabels" [disabled]="d.uniform" />
+              @if(!computer(c.task_config)){<label>执行设备<select [(ngModel)]="d.cases[i].device_serial"><option value="">请选择在线设备</option>@if(d.cases[i].device_serial){<option [value]="d.cases[i].device_serial">原选择：{{d.cases[i].device_serial}}</option>}@for(device of system.connectedDevices(); track device.serial){<option [value]="device.serial">{{device.serial}}</option>}</select></label>}
+            </details>}
+          }@else{
+            @if(item.kind !== 'exploration'){<label>执行模式<select [(ngModel)]="d.profile"><option value="flash">Flash</option><option value="pro">Pro</option></select></label>}
+            <label>模型<input [(ngModel)]="d.model" list="favorite-models" aria-label="复跑模型"></label>
+            <app-setting-slider label="思考强度" [(value)]="d.reasoning_effort" [values]="efforts" [labels]="effortLabels" />
+            @if(!computer(options(item))){<label>执行设备<select [(ngModel)]="d.device_serial" aria-label="复跑设备"><option value="">请选择在线设备</option>@if(d.device_serial){<option [value]="d.device_serial">原选择：{{d.device_serial}}</option>}@for(device of system.connectedDevices(); track device.serial){<option [value]="device.serial">{{device.serial}}</option>}</select></label>}
+          }
+          <p class="hint">调整仅用于本次运行；保存后才会改变收藏的默认配置。</p><button class="save" (click)="save(item)" [disabled]="!!busy() || !d.name.trim() || (d.uniform && !d.model.trim())">保存为默认配置</button>
+        </div>
+      }
+    </article>
+  }</div>
+  <datalist id="favorite-models">@for(model of models; track model){<option [value]="model"></option>}</datalist>
+</section>
diff --git a/apps/showcase_ui/src/app/components/featured-tasks/featured-tasks.component.scss b/apps/showcase_ui/src/app/components/featured-tasks/featured-tasks.component.scss
new file mode 100644
index 0000000..76c44d5
--- /dev/null
+++ b/apps/showcase_ui/src/app/components/featured-tasks/featured-tasks.component.scss
@@ -0,0 +1 @@
+:host{display:block;width:100%;color:#334155}.featured{margin-top:26px}.heading{display:flex;align-items:center;justify-content:space-between;gap:16px}h2{display:flex;align-items:center;gap:7px;margin:0;font-size:16px;font-weight:650;color:#1e293b}h2 span{font-size:20px;color:#d29a32}.heading p{font-size:12px;color:#64748b;margin:6px 0 0}.heading>input{max-width:210px;width:40%;border-radius:20px;background:#fff}.filters{display:flex;gap:5px;flex-wrap:wrap;margin:17px 0}.filters button{border:0;padding:6px 13px;border-radius:18px;font-size:12px;background:transparent;color:#64748b}.filters button.selected{background:#e0e7ff;color:#4338ca;font-weight:600}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:14px;align-items:start}.card{padding:16px;border:1px solid #e2e8f0;border-radius:16px;background:#fff;min-width:0;transition:border-color .15s,box-shadow .15s}.card:hover{border-color:#c7d2fe;box-shadow:0 4px 16px #33415508}.card.expanded{border-color:#a5b4fc}.card-heading{display:flex;align-items:center;justify-content:space-between}.mode{padding:3px 8px;background:#f1f5f9;color:#475569;border-radius:6px;font-size:11px;line-height:16px}.mode.pro{background:#ede9fe;color:#6d28d9}.mode.explore{background:#e0f2fe;color:#0369a1}.star{display:flex;padding:3px;border:0;background:transparent;color:#c58b23}.star span{font-size:19px;font-variation-settings:'FILL' 1}h3{font-size:14px;line-height:1.5;margin:13px 0 7px;overflow-wrap:anywhere;color:#1e293b}.model-summary{font-size:12px;color:#64748b;margin:0;overflow-wrap:anywhere}.card-title{display:flex;align-items:flex-start;gap:6px;margin:13px 0 7px}.card-title h3{flex:1;min-width:0;margin:0}.card-title .star{flex-shrink:0;width:24px;height:24px;align-items:center;justify-content:center;padding:0}.card-actions{display:flex;align-items:center;justify-content:space-between;margin-top:18px;gap:10px}.card-actions button{display:flex;align-items:center;gap:4px;padding:7px 10px;border-radius:8px;font-size:12px;white-space:nowrap}.card-actions span{font-size:16px}.configure{color:#64748b;border:0;background:transparent}.primary{border:1px solid #6366f1;background:#6366f1;color:white}.primary:hover{background:#4f46e5}.configuration{border-top:1px solid #e2e8f0;margin-top:14px;padding-top:14px;display:grid;gap:12px}.configuration label{display:grid;gap:6px;font-size:12px;color:#475569}.configuration .checkbox{display:flex;align-items:center}.checkbox input{width:auto}input,select{box-sizing:border-box;min-width:0;width:100%;padding:8px 10px;border:1px solid #cbd5e1;border-radius:8px;color:#334155;background:white;font:inherit;font-size:12px}option{color:#334155;background:#fff}.hint{font-size:11px;color:#64748b;line-height:1.5;margin:7px 0 0}.inherited{color:#927044}.save{justify-self:start;padding:7px 10px;border:1px solid #cbd5e1;background:#fff;color:#475569;border-radius:8px;font-size:12px}details{border:1px solid #e2e8f0;padding:10px;border-radius:9px}details summary{font-size:12px;cursor:pointer;overflow-wrap:anywhere}details[open]>label,details[open]>app-setting-slider{margin-top:12px;display:block}button{font-family:inherit;cursor:pointer}button:disabled{opacity:.5;cursor:default}button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid #818cf8;outline-offset:2px}.empty{display:flex;flex-direction:column;align-items:center;text-align:center;padding:28px 18px;border:1px dashed #cbd5e1;border-radius:16px;color:#64748b;font-size:12px;line-height:1.7}.empty>span{font-size:28px;color:#c5a365;margin-bottom:9px}.empty strong{font-size:14px;color:#475569}.empty p{max-width:440px;margin:8px 0 0}.error,.notice{padding:10px 12px;border-radius:8px;font-size:12px;line-height:1.6}.error{background:#fff1f2;color:#b91c1c}.notice{background:#f0fdf4;color:#166534}@media(max-width:560px){.heading{align-items:flex-start;flex-direction:column}.heading>input{width:100%;max-width:none}.cards{grid-template-columns:1fr}}
diff --git a/apps/showcase_ui/src/app/components/featured-tasks/featured-tasks.component.spec.ts b/apps/showcase_ui/src/app/components/featured-tasks/featured-tasks.component.spec.ts
new file mode 100644
index 0000000..df0b547
--- /dev/null
+++ b/apps/showcase_ui/src/app/components/featured-tasks/featured-tasks.component.spec.ts
@@ -0,0 +1,40 @@
+import { TestBed, fakeAsync, flushMicrotasks } from '@angular/core/testing';
+import { signal } from '@angular/core';
+import { Router } from '@angular/router';
+import { FeaturedTasksComponent } from './featured-tasks.component';
+import { FavoritesService, Favorite } from '../../services/favorites.service';
+import { AgentService } from '../../services/agent.service';
+import { SystemService } from '../../services/system.service';
+
+describe('Featured tasks',()=>{
+  let api:any, agent:any, system:any, router:any;
+  const favorite:Favorite={id:'favorite',name:'检查页面',kind:'task',source_kind:'task',source_id:'source',inherited_fields:[],snapshot:{goal:'检查主页',runtime_overrides:{profile:'pro',model:'original-model',reasoning_effort:'high',device_serial:'device'}}};
+  beforeEach(()=>{
+    api={items:signal([structuredClone(favorite)]),loaded:signal(true),loading:signal(false),error:signal(''),load:jasmine.createSpy().and.resolveTo(),run:jasmine.createSpy().and.resolveTo({kind:'task',session_id:'new'}),update:jasmine.createSpy().and.resolveTo(favorite),remove:jasmine.createSpy().and.resolveTo()};
+    agent={fetchSessions:jasmine.createSpy(),selectSession:jasmine.createSpy(),batchFilter:signal(''),activeTab:signal('tasks')};system={connectedDevices:signal([{serial:'device',state:'device'}])};router={navigate:jasmine.createSpy().and.resolveTo(true)};
+    TestBed.configureTestingModule({providers:[{provide:FavoritesService,useValue:api},{provide:AgentService,useValue:agent},{provide:SystemService,useValue:system},{provide:Router,useValue:router}]});
+  });
+  it('runs a card with original settings and keeps configuration folded initially',fakeAsync(()=>{
+    const fixture=TestBed.createComponent(FeaturedTasksComponent);fixture.detectChanges();
+    expect(fixture.nativeElement.querySelector('.configuration')).toBeNull();
+    fixture.nativeElement.querySelector('.primary').click();flushMicrotasks();
+    expect(api.run).toHaveBeenCalledWith('favorite',{});expect(api.update).not.toHaveBeenCalled();expect(agent.selectSession).toHaveBeenCalledWith('new',true);expect(router.navigate).toHaveBeenCalledWith(['/workspace']);
+  }));
+  it('blocks unavailable original devices and opens a device chooser without submitting',fakeAsync(()=>{
+    system.connectedDevices.set([{serial:'other',state:'device'}]);const fixture=TestBed.createComponent(FeaturedTasksComponent);fixture.detectChanges();fixture.nativeElement.querySelector('.primary').click();flushMicrotasks();fixture.detectChanges();
+    expect(api.run).not.toHaveBeenCalled();expect(fixture.nativeElement.querySelector('[aria-label="复跑设备"]')).not.toBeNull();expect(fixture.nativeElement.querySelector('[role="alert"]').textContent).toContain('原设备不在线');
+  }));
+  it('applies model changes only to this run unless defaults are explicitly saved',fakeAsync(()=>{
+    const fixture=TestBed.createComponent(FeaturedTasksComponent);const c=fixture.componentInstance;c.draft(favorite).model='temporary';void c.run(favorite);flushMicrotasks();
+    expect(api.run).toHaveBeenCalledWith('favorite',{task_config:{model:'temporary'}});expect(api.update).not.toHaveBeenCalled();expect(favorite.snapshot.runtime_overrides!['model']).toBe('original-model');
+    void c.save(favorite);flushMicrotasks();expect(api.update).toHaveBeenCalledWith('favorite',{task_config:{model:'temporary'},name:'检查页面'});
+  }));
+  it('computer-only favorites need no Android device and can be filtered by name',fakeAsync(()=>{
+    const pc:Favorite={...structuredClone(favorite),kind:'exploration_case',case_version:1,snapshot:{goal:'检查电脑',runtime_overrides:{profile:'flash',model:'original-model',reasoning_effort:'high',execution_target:'computer'}}};api.items.set([pc]);system.connectedDevices.set([]);
+    const fixture=TestBed.createComponent(FeaturedTasksComponent),c=fixture.componentInstance;c.query.set('不存在');expect(c.filtered()).toEqual([]);c.query.set('页面');expect(c.filtered().length).toBe(1);void c.run(pc);flushMicrotasks();expect(api.run).toHaveBeenCalled();
+  }));
+  it('batch defaults keep each case and repetition count, with explicit uniform override',()=>{
+    const batch:Favorite={...structuredClone(favorite),kind:'batch',snapshot:{repeat_count:3,cases:[{name:'甲',goal:'检查甲',task_config:{profile:'flash',model:'a',reasoning_effort:'high',device_serial:'device'}},{name:'乙',goal:'检查乙',task_config:{profile:'pro',model:'b',reasoning_effort:'max',device_serial:'device'}}]}};
+    const fixture=TestBed.createComponent(FeaturedTasksComponent),c=fixture.componentInstance;expect(c.payload(batch)).toEqual({});const d=c.draft(batch);expect(c.payload(batch)).toEqual({case_configs:{}});d.uniform=true;d.model='uniform';d.reasoning_effort='high';expect(c.payload(batch)['task_config']).toEqual({model:'uniform',reasoning_effort:'high'});expect(batch.snapshot.repeat_count).toBe(3);
+  });
+});
diff --git a/apps/showcase_ui/src/app/components/featured-tasks/featured-tasks.component.ts b/apps/showcase_ui/src/app/components/featured-tasks/featured-tasks.component.ts
new file mode 100644
index 0000000..c8f1046
--- /dev/null
+++ b/apps/showcase_ui/src/app/components/featured-tasks/featured-tasks.component.ts
@@ -0,0 +1,91 @@
+import { Component, ChangeDetectionStrategy, computed, inject, signal } from '@angular/core';
+import { FormsModule } from '@angular/forms';
+import { Router } from '@angular/router';
+import { FavoritesService, Favorite } from '../../services/favorites.service';
+import { AgentService } from '../../services/agent.service';
+import { SystemService } from '../../services/system.service';
+import { SettingSliderComponent, REASONING_VALUES, REASONING_LABELS } from '../setting-slider/setting-slider.component';
+
+interface ModelDraft {profile: string; model: string; reasoning_effort: string; device_serial: string;}
+interface Draft extends ModelDraft {name: string; uniform: boolean; cases: ModelDraft[];}
+
+@Component({
+  selector: 'app-featured-tasks', standalone: true, imports: [FormsModule, SettingSliderComponent],
+  templateUrl: './featured-tasks.component.html', styleUrl: './featured-tasks.component.scss',
+  changeDetection: ChangeDetectionStrategy.OnPush
+})
+export class FeaturedTasksComponent {
+  api = inject(FavoritesService); system = inject(SystemService); private agent = inject(AgentService); private router = inject(Router);
+  query = signal(''); filter = signal('all'); expanded = signal<string | null>(null);
+  busy = signal<string | null>(null); error = signal(''); notice = signal('');
+  drafts = new Map<string, Draft>();
+  readonly efforts = REASONING_VALUES; readonly effortLabels = REASONING_LABELS;
+  readonly models = ['gpt-6.1-sol','gpt-6-astra','gpt-6-luna','mimo-v2.6-pro','mimo-v2.6-flash'];
+  readonly filters = [{id:'all',label:'全部'},{id:'flash',label:'Flash'},{id:'pro',label:'Pro'},{id:'exploration',label:'探索'},{id:'batch',label:'批量'}];
+  filtered = computed(() => this.api.items().filter(item => {
+    const filter = this.filter(), query = this.query().trim().toLowerCase();
+    return (filter === 'all' || (filter === 'batch' ? item.kind === 'batch' : filter === 'exploration' ? ['exploration','exploration_case'].includes(item.kind) : item.kind !== 'batch' && this.options(item)['profile'] === filter)) && (!query || `${item.name} ${item.snapshot.goal || ''}`.toLowerCase().includes(query));
+  }));
+  constructor() { void this.api.load(); }
+  options(item: Favorite): Record<string, any> { return item.kind === 'exploration' ? {...item.snapshot.task_config,...item.snapshot.config,profile:'exploration'} : item.snapshot.runtime_overrides || {}; }
+  mode(item: Favorite) { return item.kind === 'batch' ? '批量' : item.kind === 'exploration' ? '重新探索' : (this.options(item)['profile'] === 'pro' ? 'Pro' : 'Flash') + (item.kind === 'exploration_case' ? ' · 用例复跑' : ''); }
+  summary(item: Favorite) { return item.kind === 'batch' ? `${item.snapshot.cases?.length || 0} 个用例 · ${item.snapshot.repeat_count || 1} 轮 · 保留各项配置` : `${this.options(item)['model'] || '当前默认'} / ${this.options(item)['reasoning_effort'] || '当前默认'}`; }
+  computer(options: Record<string, any>) { return options['execution_target'] === 'computer'; }
+  modelDraft(options: Record<string, any>): ModelDraft { return {profile:options['profile'] || 'flash', model:options['model'] || '', reasoning_effort:options['reasoning_effort'] || 'default', device_serial:this.computer(options) ? '' : options['device_serial'] || ''}; }
+  draft(item: Favorite): Draft {
+    let draft = this.drafts.get(item.id);
+    if (!draft) { draft = {...this.modelDraft(item.kind === 'batch' ? item.snapshot.cases?.[0]?.task_config || {} : this.options(item)), name:item.name, uniform:false, cases:(item.snapshot.cases || []).map(c => this.modelDraft(c.task_config))}; this.drafts.set(item.id,draft); }
+    return draft;
+  }
+  toggle(item: Favorite) { this.expanded.set(this.expanded() === item.id ? null : item.id); }
+  private changes(current: ModelDraft, original: Record<string, any>) {
+    const baseline = this.modelDraft(original), result: Record<string, unknown> = {};
+    for (const key of ['profile','model','reasoning_effort','device_serial'] as const) {
+      if (current[key] !== baseline[key] && current[key]) result[key] = current[key];
+    }
+    return result;
+  }
+  payload(item: Favorite): Record<string, unknown> {
+    const draft = this.drafts.get(item.id); if (!draft) return {};
+    if (item.kind === 'batch') {
+      const case_configs: Record<number, unknown> = {};
+      draft.cases.forEach((c,i) => { const changes = this.changes(c,item.snapshot.cases![i].task_config); if(Object.keys(changes).length)case_configs[i]=changes; });
+      return {case_configs, ...(draft.uniform ? {task_config:{model:draft.model,reasoning_effort:draft.reasoning_effort}} : {})};
+    }
+    return {task_config:this.changes(draft,this.options(item))};
+  }
+  private deviceMissing(item: Favorite) {
+    const devices = this.system.connectedDevices();
+    const cases = item.kind === 'batch' ? item.snapshot.cases!.map((c,i) => ({...c.task_config,...(this.payload(item)['case_configs'] as any)?.[i]})) : [{...this.options(item),...(this.payload(item)['task_config'] as any)}];
+    return cases.some(options => !this.computer(options) && (!options['device_serial'] || !devices.some(d => d.serial === options['device_serial'] && d.state === 'device')));
+  }
+  async save(item: Favorite) {
+    if(!this.validModels(item)){this.error.set('模型名称不能为空');return;}
+    if(this.busy())return;this.busy.set(item.id);this.error.set('');this.notice.set('');
+    try { const saved = await this.api.update(item.id,{...this.payload(item),name:this.draft(item).name});this.drafts.delete(item.id);this.draft(saved);this.notice.set('已保存收藏的默认配置'); }
+    catch(e){this.error.set((e as any)?.error?.detail || '保存失败，请重试');}finally{this.busy.set(null);}
+  }
+  async remove(item: Favorite) {
+    if(this.busy())return;this.busy.set(item.id);this.error.set('');
+    try{await this.api.remove(item.id);this.drafts.delete(item.id);}catch(e){this.error.set((e as any)?.error?.detail || '取消收藏失败');}finally{this.busy.set(null);}
+  }
+  async run(item: Favorite) {
+    if(this.busy())return;this.error.set('');this.notice.set('');
+    if(!this.validModels(item)){this.error.set('模型名称不能为空');return;}
+    if(this.deviceMissing(item)){this.expanded.set(item.id);this.error.set('原设备不在线，请在配置中选择可用设备后运行。');return;}
+    const draft=this.drafts.get(item.id);if(draft?.uniform && !draft.model.trim()){this.error.set('请填写统一使用的模型');return;}
+    this.busy.set(item.id);
+    try{
+      const result=await this.api.run(item.id,this.payload(item));
+      this.agent.fetchSessions();
+      if(result.batch_id){this.agent.batchFilter.set(result.batch_id);this.agent.activeTab.set('tasks');}
+      else{const id=result.session_id || result.admission?.run?.id;if(id)this.agent.selectSession(id,true);}
+      await this.router.navigate(['/workspace']);
+    }catch(e){this.error.set((e as any)?.error?.detail || '运行请求失败；重试将沿用相同请求编号，避免重复执行。');}
+    finally{this.busy.set(null);}
+  }
+  private validModels(item: Favorite) {
+    const draft=this.drafts.get(item.id);if(!draft)return true;
+    return item.kind === 'batch' ? draft.uniform ? !!draft.model.trim() : draft.cases.every(c => !!c.model.trim()) : !!draft.model.trim();
+  }
+}
diff --git a/apps/showcase_ui/src/app/components/task-history/task-history.component.spec.ts b/apps/showcase_ui/src/app/components/task-history/task-history.component.spec.ts
index 8a30bfd..221ab52 100644
--- a/apps/showcase_ui/src/app/components/task-history/task-history.component.spec.ts
+++ b/apps/showcase_ui/src/app/components/task-history/task-history.component.spec.ts
@@ -6,6 +6,7 @@ import { provideHttpClient } from '@angular/common/http';
 import { HttpTestingController, provideHttpClientTesting } from '@angular/common/http/testing';
 import { AgentService } from '../../services/agent.service';
 import { TaskHistoryComponent } from './task-history.component';
+import { FavoritesService } from '../../services/favorites.service';
 
 describe('历史任务检索', () => {
   let http: HttpTestingController;
@@ -13,6 +14,7 @@ describe('历史任务检索', () => {
     TestBed.configureTestingModule({providers: [provideHttpClient(), provideHttpClientTesting(),
       {provide: AgentService, useValue: {currentSessionId: signal(null), batchFilter: signal(''), resultRevision: signal(0), selectSession: jasmine.createSpy(), deleteSession: jasmine.createSpy().and.returnValue(of({})), canDeleteSession: AgentService.prototype.canDeleteSession, deletionPrompt: (_id: string, kind: string) => kind === 'exploration' ? '删除探索及全部探索记录，复跑与批次保留' : '删除历史任务'}}]});
     http = TestBed.inject(HttpTestingController);
+    TestBed.inject(FavoritesService).loaded.set(true);
   });
   afterEach(() => http.verify());
 
diff --git a/apps/showcase_ui/src/app/components/task-history/task-history.component.ts b/apps/showcase_ui/src/app/components/task-history/task-history.component.ts
index 4e4da08..9bdb7ce 100644
--- a/apps/showcase_ui/src/app/components/task-history/task-history.component.ts
+++ b/apps/showcase_ui/src/app/components/task-history/task-history.component.ts
@@ -1,4 +1,5 @@
 import { TaskIdCopyComponent } from '../task-id-copy/task-id-copy.component';
+import { FavoriteButtonComponent } from '../favorite-button/favorite-button.component';
 import { TaskModeBadgeComponent } from '../task-mode-badge/task-mode-badge.component';
 import { TestResultBadgeComponent } from '../test-result-badge/test-result-badge.component';
 import { Component, DestroyRef, effect, inject, signal, untracked } from '@angular/core';
@@ -8,18 +9,18 @@ import { HttpClient, HttpParams } from '@angular/common/http';
 import { AgentService } from '../../services/agent.service';
 
 @Component({
-  selector:'app-task-history', standalone:true, imports:[CommonModule,FormsModule,TaskIdCopyComponent,TestResultBadgeComponent,TaskModeBadgeComponent],
+  selector:'app-task-history', standalone:true, imports:[CommonModule,FormsModule,TaskIdCopyComponent,TestResultBadgeComponent,TaskModeBadgeComponent,FavoriteButtonComponent],
   template:`<section aria-label="历史任务"><h3>历史任务 <small>{{total()}} 条</small><small class="query-status" role="status">{{loading() ? '正在查询…' : ''}}</small></h3>
     <input aria-label="搜索历史任务" placeholder="搜索名称、目标、任务编号或标签" [(ngModel)]="query" (ngModelChange)="search()">
     <div class="filters"><label>起始日期<input type="date" [(ngModel)]="start" (ngModelChange)="search()"></label><label>结束日期<input type="date" [(ngModel)]="end" (ngModelChange)="search()"></label><label>状态<select [(ngModel)]="status" (ngModelChange)="search()"><option value="">全部状态</option><option value="completed">执行完成</option><option value="failed">失败</option><option value="cancelled">已取消</option><option value="interrupted">中断</option><option value="skipped">跳过</option></select></label></div>
     @if(error()){<p role="alert">{{error()}}</p>}
     @for(group of groups(); track group.key){<details [open]="!collapsed.has(group.key)" (toggle)="toggle(group.key,$event)"><summary>{{group.title}} <small>本页 {{group.rows.length}} 条</small></summary>
-      @for(row of group.rows; track row.session_id){<div class="history-item" [class]="'history-item status-'+row.status"><button class="row" [class.selected]="agent.currentSessionId() === row.session_id" (click)="agent.selectSession(row.session_id,true)" [title]="row.initial_goal || ''"><strong>{{row.name || row.initial_goal}}</strong><span class="history-meta"><app-task-mode-badge [session]="row" />@if(row.exploration_kind === "validation"){<span>用例复跑 · v{{row.case_version}}</span>}<b class="history-status">{{label(row.status)}}</b><app-test-result-badge [result]="row.test_result" [executionStatus]="row.status" [compact]="true" /> <span>{{row.end_time ? '完成于 '+(row.end_time*1000 | date:'MM-dd HH:mm:ss') : '开始于 '+(row.start_time*1000 | date:'MM-dd HH:mm:ss')}}</span><span>总耗时 {{duration(row.start_time,row.end_time)}}</span></span>@if(row.error){<span class="history-error" [title]="row.error">{{row.error}}</span>}</button><app-task-id-copy [taskId]="row.session_id" />@if(agent.canDeleteSession(row)){<button class="delete-history" (click)="remove(row.session_id, row.exploration_kind)" aria-label="删除此历史任务"><span class="material-symbols-outlined">delete</span></button>}</div>}
+      @for(row of group.rows; track row.session_id){<div class="history-item" [class]="'history-item status-'+row.status"><div class="history-heading"><app-favorite-button [sourceId]="row.session_id" /><button class="row" [class.selected]="agent.currentSessionId() === row.session_id" (click)="agent.selectSession(row.session_id,true)" [title]="row.initial_goal || ''"><strong>{{row.name || row.initial_goal}}</strong><span class="history-meta"><app-task-mode-badge [session]="row" />@if(row.exploration_kind === "validation"){<span>用例复跑 · v{{row.case_version}}</span>}<b class="history-status">{{label(row.status)}}</b><app-test-result-badge [result]="row.test_result" [executionStatus]="row.status" [compact]="true" /> <span>{{row.end_time ? '完成于 '+(row.end_time*1000 | date:'MM-dd HH:mm:ss') : '开始于 '+(row.start_time*1000 | date:'MM-dd HH:mm:ss')}}</span><span>总耗时 {{duration(row.start_time,row.end_time)}}</span></span>@if(row.error){<span class="history-error" [title]="row.error">{{row.error}}</span>}</button></div><app-task-id-copy [taskId]="row.session_id" />@if(agent.canDeleteSession(row)){<button class="delete-history" (click)="remove(row.session_id, row.exploration_kind)" aria-label="删除此历史任务"><span class="material-symbols-outlined">delete</span></button>}</div>}
     </details>}
     @if(!loading() && !total()){<p>没有符合条件的历史任务。</p>}
     <div class="pager"><button [disabled]="page === 1 || loading()" (click)="page=page-1;load()">上一页</button><span>{{page}} / {{pages()}}</span><button [disabled]="page >= pages() || loading()" (click)="page=page+1;load()">下一页</button></div>
   </section>`,
-  styles:[`:host{display:block;font-size:12px;color:inherit}h3{display:flex;align-items:center;gap:6px;font-size:14px;margin:14px 0 8px}.query-status{margin-left:auto;font-size:11px;font-weight:400;white-space:nowrap}small{opacity:.6}input,select,button{font:inherit;color:inherit;border:1px solid #64748b55;border-radius:6px;padding:8px;background:transparent;box-sizing:border-box}input{width:100%}select option{background:white;color:#1e293b}.filters{display:flex;gap:6px;flex-wrap:wrap;margin:8px 0}.filters label{flex:1;min-width:110px}.filters input,.filters select{display:block;width:100%}summary{padding:10px 0;cursor:pointer}.row{display:flex;flex-direction:column;gap:6px;width:100%;text-align:left;cursor:pointer;margin:5px 0;overflow-wrap:anywhere}.row strong{font-weight:600}.row.selected{border-color:#60a5fa;background:#3b82f615}.history-item{position:relative;border:1px solid #cbd5e1;border-left:3px solid #94a3b8;border-radius:8px;margin:6px 0;padding:8px;background:#fff}.history-item.status-completed,.history-item.status-success{border-left-color:#16a34a}.history-item.status-failed{border-left-color:#dc2626;background:#fffafa}.history-item.status-cancelled,.history-item.status-interrupted{border-left-color:#d97706;background:#fffdf8}.history-item.status-skipped{border-left-color:#64748b}.history-item:has(.row.selected){border-color:#60a5fa;background:#eff6ff}.history-item .row{border:0;padding:0;margin:0 0 4px}.history-item .row.selected{background:transparent}.history-item .row{padding-right:35px}.history-meta{display:flex;gap:5px;align-items:center;flex-wrap:wrap;color:#475569;font-size:11px}.history-status{display:inline-flex;align-items:center;box-sizing:border-box;height:20px;line-height:14px;border-radius:5px;padding:0 6px;background:#f1f5f9;color:#334155}.status-completed .history-status,.status-success .history-status{background:#dcfce7;color:#166534}.status-failed .history-status{background:#fee2e2;color:#991b1b}.status-cancelled .history-status,.status-interrupted .history-status{background:#fef3c7;color:#92400e}.history-error{font-size:11px;color:#b91c1c;line-height:1.4}.delete-history{position:absolute;right:5px;top:8px;border:0;padding:3px;color:#64748b;cursor:pointer;font-size:12px}.delete-history .material-symbols-outlined{font-size:16px}.delete-history:hover{color:#b91c1c}.pager{display:flex;align-items:center;justify-content:space-between;gap:8px;margin:12px 0}button:disabled{opacity:.4}p{opacity:.7}`]
+  styles:[`:host{display:block;font-size:12px;color:inherit}h3{display:flex;align-items:center;gap:6px;font-size:14px;margin:14px 0 8px}.query-status{margin-left:auto;font-size:11px;font-weight:400;white-space:nowrap}small{opacity:.6}input,select,button{font:inherit;color:inherit;border:1px solid #64748b55;border-radius:6px;padding:8px;background:transparent;box-sizing:border-box}input{width:100%}select option{background:white;color:#1e293b}.filters{display:flex;gap:6px;flex-wrap:wrap;margin:8px 0}.filters label{flex:1;min-width:110px}.filters input,.filters select{display:block;width:100%}summary{padding:10px 0;cursor:pointer}.row{display:flex;flex-direction:column;gap:6px;width:100%;text-align:left;cursor:pointer;margin:5px 0;overflow-wrap:anywhere}.row strong{font-weight:600}.row.selected{border-color:#60a5fa;background:#3b82f615}.history-item{position:relative;border:1px solid #cbd5e1;border-left:3px solid #94a3b8;border-radius:8px;margin:6px 0;padding:8px;background:#fff}.history-item.status-completed,.history-item.status-success{border-left-color:#16a34a}.history-item.status-failed{border-left-color:#dc2626;background:#fffafa}.history-item.status-cancelled,.history-item.status-interrupted{border-left-color:#d97706;background:#fffdf8}.history-item.status-skipped{border-left-color:#64748b}.history-item:has(.row.selected){border-color:#60a5fa;background:#eff6ff}.history-item .row{border:0;padding:0;margin:0 0 4px}.history-item .row.selected{background:transparent}.history-item .row{padding-right:35px}.history-heading{display:flex;align-items:flex-start;gap:5px;min-width:0}.history-heading>app-favorite-button{margin-top:-5px}.history-heading>.row{flex:1;min-width:0;width:auto}.history-meta{display:flex;gap:5px;align-items:center;flex-wrap:wrap;color:#475569;font-size:11px}.history-status{display:inline-flex;align-items:center;box-sizing:border-box;height:20px;line-height:14px;border-radius:5px;padding:0 6px;background:#f1f5f9;color:#334155}.status-completed .history-status,.status-success .history-status{background:#dcfce7;color:#166534}.status-failed .history-status{background:#fee2e2;color:#991b1b}.status-cancelled .history-status,.status-interrupted .history-status{background:#fef3c7;color:#92400e}.history-error{font-size:11px;color:#b91c1c;line-height:1.4}.delete-history{position:absolute;right:5px;top:8px;border:0;padding:3px;color:#64748b;cursor:pointer;font-size:12px}.delete-history .material-symbols-outlined{font-size:16px}.delete-history:hover{color:#b91c1c}.pager{display:flex;align-items:center;justify-content:space-between;gap:8px;margin:12px 0}button:disabled{opacity:.4}p{opacity:.7}`]
 })
 export class TaskHistoryComponent {
   agent=inject(AgentService); private http=inject(HttpClient); query='';start='';end='';status='';page=1;
diff --git a/apps/showcase_ui/src/app/pages/home/home.component.html b/apps/showcase_ui/src/app/pages/home/home.component.html
index 9295d34..4b363f3 100644
--- a/apps/showcase_ui/src/app/pages/home/home.component.html
+++ b/apps/showcase_ui/src/app/pages/home/home.component.html
@@ -1668,121 +1668,7 @@
           </div>
         }
 
-        <!-- Recommended Tasks Hub (Clean & Direct) -->
-        <div class="smart-suggestions-container">
-          <!-- Header Bar: Clean Category Tabs & Shuffle -->
-          <div class="suggestions-header-bar">
-            <div class="header-left">
-              <div class="section-label">
-                <span class="material-symbols-outlined section-icon">auto_awesome</span>
-                <span class="label-text">推荐任务</span>
-              </div>
-
-              <!-- Filter Tabs -->
-              <div class="category-tabs-group">
-                <button
-                  type="button"
-                  class="cat-tab-btn"
-                  [class.active]="selectedCategory() === 'all'"
-                  (click)="setCategory('all')"
-                >
-                  <span>全部</span>
-                </button>
-
-                <button
-                  type="button"
-                  class="cat-tab-btn cat-flash"
-                  [class.active]="selectedCategory() === 'flash'"
-                  (click)="setCategory('flash')"
-                >
-                  <span class="material-symbols-outlined tab-mini-icon">bolt</span>
-                  <span>Flash</span>
-                </button>
-
-                <button
-                  type="button"
-                  class="cat-tab-btn cat-pro"
-                  [class.active]="selectedCategory() === 'pro'"
-                  (click)="setCategory('pro')"
-                >
-                  <span class="material-symbols-outlined tab-mini-icon">psychology</span>
-                  <span>Pro</span>
-                </button>
-
-                <button
-                  type="button"
-                  class="cat-tab-btn"
-                  [class.active]="selectedCategory() === 'cross_app'"
-                  (click)="setCategory('cross_app')"
-                >
-                  <span class="material-symbols-outlined tab-mini-icon">sync_alt</span>
-                  <span>跨应用</span>
-                </button>
-
-                <button
-                  type="button"
-                  class="cat-tab-btn"
-                  [class.active]="selectedCategory() === 'monitor'"
-                  (click)="setCategory('monitor')"
-                >
-                  <span class="material-symbols-outlined tab-mini-icon">monitoring</span>
-                  <span>监控</span>
-                </button>
-              </div>
-            </div>
-
-            <div class="header-right">
-              <button type="button" class="btn-shuffle-suggestions" (click)="shuffleSuggestions()" title="查看更多任务">
-                <span class="material-symbols-outlined shuffle-icon">shuffle</span>
-                <span>换一批</span>
-              </button>
-            </div>
-          </div>
-
-          <!-- Suggestions Grid -->
-          <div class="suggestions-cards-grid">
-            @for (item of filteredSuggestions(); track item.id) {
-              <div
-                class="suggestion-card"
-                [class.is-pro-card]="item.profile === 'pro'"
-                [class.is-flash-card]="item.profile === 'flash'"
-                (click)="applySuggestion(item)"
-              >
-                <!-- Top Row: App Icon + Name + Mode Badge -->
-                <div class="card-top-row">
-                  <div class="app-icons-cluster">
-                    @for (app of item.apps; track app.name) {
-                      <div class="app-icon-badge" [title]="app.name">
-                        <span class="material-symbols-outlined">{{ app.icon }}</span>
-                      </div>
-                    }
-                    <span class="app-names-label">{{ getAppNamesDisplay(item.apps) }}</span>
-                  </div>
-
-                  <span class="mode-badge" [class.mode-pro]="item.profile === 'pro'" [class.mode-flash]="item.profile === 'flash'"
-                    [title]="item.profile === 'pro' ? '使用 ARTEMIS Pro：多智能体协作' : '使用 ARTEMIS Flash：快速执行'">
-                    {{ item.profile === 'pro' ? 'Pro' : 'Flash' }}
-                  </span>
-                </div>
-
-                <!-- Middle Content: Title + Description -->
-                <div class="card-body">
-                  <h4 class="card-title">{{ item.title }}</h4>
-                  <p class="card-desc">{{ item.description }}</p>
-                </div>
-
-                <!-- Bottom Footer Row: Tag & Action -->
-                <div class="card-footer-row">
-                  <span class="tag-pill">{{ item.tag }}</span>
-                  <div class="use-prompt-action">
-                    <span>使用</span>
-                    <span class="material-symbols-outlined action-arrow">arrow_forward</span>
-                  </div>
-                </div>
-              </div>
-            }
-          </div>
-        </div>
+        <app-featured-tasks />
 
 
       </section>
diff --git a/apps/showcase_ui/src/app/pages/home/home.component.ts b/apps/showcase_ui/src/app/pages/home/home.component.ts
index a17e683..36a74bd 100644
--- a/apps/showcase_ui/src/app/pages/home/home.component.ts
+++ b/apps/showcase_ui/src/app/pages/home/home.component.ts
@@ -1,6 +1,7 @@
 import { CapabilitySettingsComponent } from '../../components/model-settings/capability-settings.component';
 import { SettingSliderComponent, REASONING_VALUES, REASONING_LABELS } from '../../components/setting-slider/setting-slider.component';
 import { ModelSettingsComponent } from '../../components/model-settings/model-settings.component';
+import { FeaturedTasksComponent } from '../../components/featured-tasks/featured-tasks.component';
 /**
  * Copyright 2026 Google LLC
  *
@@ -108,7 +109,7 @@ type AdbGuideTab = 'emulator' | 'usb' | 'wifi' | 'remote';
 @Component({
   selector: 'app-home',
   standalone: true,
-  imports: [FormsModule, ModelSettingsComponent, CapabilitySettingsComponent, TaskPluginsComponent, SettingSliderComponent],
+  imports: [FormsModule, ModelSettingsComponent, CapabilitySettingsComponent, TaskPluginsComponent, SettingSliderComponent, FeaturedTasksComponent],
   templateUrl: './home.component.html',
   changeDetection: ChangeDetectionStrategy.Eager,
   styleUrl: './home.component.scss'
diff --git a/apps/showcase_ui/src/app/services/favorites.service.spec.ts b/apps/showcase_ui/src/app/services/favorites.service.spec.ts
new file mode 100644
index 0000000..d6e4b7e
--- /dev/null
+++ b/apps/showcase_ui/src/app/services/favorites.service.spec.ts
@@ -0,0 +1,30 @@
+import { TestBed, fakeAsync, flushMicrotasks } from '@angular/core/testing';
+import { provideHttpClient } from '@angular/common/http';
+import { HttpTestingController, provideHttpClientTesting } from '@angular/common/http/testing';
+import { FavoritesService } from './favorites.service';
+
+describe('Favorites shared service', () => {
+  let api: FavoritesService, http: HttpTestingController;
+  beforeEach(() => { TestBed.configureTestingModule({providers:[provideHttpClient(),provideHttpClientTesting()]});api=TestBed.inject(FavoritesService);http=TestBed.inject(HttpTestingController); });
+  afterEach(() => http.verify());
+  it('shares one initial load across all favorite buttons and exposes errors for retry', fakeAsync(() => {
+    void api.load();void api.load();
+    http.expectOne('/api/automation/favorites').flush('offline',{status:503,statusText:'Unavailable'});flushMicrotasks();
+    expect(api.loaded()).toBeFalse();expect(api.error()).toContain('重试');
+    void api.load(true);http.expectOne('/api/automation/favorites').flush([]);flushMicrotasks();
+    void api.load();expect(api.loaded()).toBeTrue();http.expectNone('/api/automation/favorites');
+  }));
+  it('reuses the submission ID after a lost reply but uses a new ID for the next intentional run',fakeAsync(() => {
+    void api.run('id',{}).catch(()=>{});const first=http.expectOne('/api/automation/favorites/id/run');const id=first.request.body.request_id;
+    first.error(new ProgressEvent('network'));flushMicrotasks();
+    void api.run('id',{});const retry=http.expectOne('/api/automation/favorites/id/run');expect(retry.request.body.request_id).toBe(id);retry.flush({kind:'task',session_id:'new'});flushMicrotasks();
+    void api.run('id',{});const next=http.expectOne('/api/automation/favorites/id/run');expect(next.request.body.request_id).not.toBe(id);next.flush({kind:'task'});flushMicrotasks();
+  }));
+  it('allows a fresh user submission after a definitive admission rejection',fakeAsync(() => {
+    void api.run('id',{}).catch(()=>{});
+    const rejected=http.expectOne('/api/automation/favorites/id/run');const id=rejected.request.body.request_id;
+    rejected.flush({detail:'设备离线'},{status:409,statusText:'Conflict'});flushMicrotasks();
+    void api.run('id',{});const next=http.expectOne('/api/automation/favorites/id/run');
+    expect(next.request.body.request_id).not.toBe(id);next.flush({kind:'task'});flushMicrotasks();
+  }));
+});
diff --git a/apps/showcase_ui/src/app/services/favorites.service.ts b/apps/showcase_ui/src/app/services/favorites.service.ts
new file mode 100644
index 0000000..96975e0
--- /dev/null
+++ b/apps/showcase_ui/src/app/services/favorites.service.ts
@@ -0,0 +1,67 @@
+import { Injectable, inject, signal } from '@angular/core';
+import { HttpClient } from '@angular/common/http';
+import { firstValueFrom, timeout } from 'rxjs';
+import { UI_READ_TIMEOUT_MS } from '../core/http-timeouts';
+
+export type FavoriteKind = 'task' | 'batch' | 'exploration' | 'exploration_case';
+export interface Favorite {
+  id: string; name: string; kind: FavoriteKind; source_kind: FavoriteKind; source_id: string;
+  case_version?: number; inherited_fields: string[];
+  snapshot: { goal?: string; config?: Record<string, any>; task_config?: Record<string, any>;
+    runtime_overrides?: Record<string, any>; cases?: {name: string; goal: string; task_config: Record<string, any>}[];
+    repeat_count?: number; device_serial?: string };
+}
+export interface FavoriteRunResult {kind: string; session_id?: string; batch_id?: string; exploration_id?: string; admission?: any;}
+
+@Injectable({providedIn: 'root'})
+export class FavoritesService {
+  private http = inject(HttpClient);
+  private base = '/api/automation/favorites';
+  items = signal<Favorite[]>([]);
+  loaded = signal(false);
+  loading = signal(false);
+  error = signal('');
+  private pending?: Promise<void>;
+  private requests = new Map<string, string>();
+
+  load(force = false): Promise<void> {
+    if (this.pending) return this.pending;
+    if (this.loaded() && !force) return Promise.resolve();
+    this.loading.set(true); this.error.set('');
+    this.pending = firstValueFrom(this.http.get<Favorite[]>(this.base).pipe(timeout(UI_READ_TIMEOUT_MS)))
+      .then(items => { this.items.set(items); this.loaded.set(true); })
+      .catch(() => { this.error.set('精选任务读取失败，请重试'); })
+      .finally(() => { this.loading.set(false); this.pending = undefined; });
+    return this.pending;
+  }
+  async create(source_kind: FavoriteKind, source_id: string, version?: number) {
+    const item = await firstValueFrom(this.http.post<Favorite>(this.base, {source_kind, source_id, version}));
+    this.items.update(items => [item, ...items.filter(i => i.id !== item.id)]);
+    return item;
+  }
+  async remove(id: string) {
+    await firstValueFrom(this.http.delete(`${this.base}/${id}`));
+    this.items.update(items => items.filter(i => i.id !== id));
+  }
+  async update(id: string, value: Record<string, unknown>) {
+    const item = await firstValueFrom(this.http.patch<Favorite>(`${this.base}/${id}`, value));
+    this.items.update(items => items.map(i => i.id === id ? item : i));
+    return item;
+  }
+  async run(id: string, value: Record<string, unknown>): Promise<FavoriteRunResult> {
+    const key = JSON.stringify([id, value]);
+    const request_id = this.requests.get(key) || crypto.randomUUID();
+    this.requests.set(key, request_id);
+    try {
+      const result = await firstValueFrom(this.http.post<FavoriteRunResult>(`${this.base}/${id}/run`, {...value, request_id}));
+      this.requests.delete(key);
+      return result;
+    } catch(e) {
+      // A definitive rejection permits a new user-initiated submission after
+      // fixing the cause. Network/5xx errors retain the original request ID.
+      const status = (e as {status?: number}).status || 0;
+      if(status >= 400 && status < 500)this.requests.delete(key);
+      throw e;
+    }
+  }
+}
diff --git a/artemis/data_engine/storage.py b/artemis/data_engine/storage.py
index 825eebc..b234a2b 100644
--- a/artemis/data_engine/storage.py
+++ b/artemis/data_engine/storage.py
@@ -199,6 +199,18 @@ class StorageManager:
                 )
             """)
 
+            # Applied to existing databases as well. Report and timeline readers
+            # look up traces per step/session; never scan the entire history.
+            conn.execute(
+                "CREATE INDEX IF NOT EXISTS traces_step_type_time ON traces(step_id,type,timestamp)"
+            )
+            conn.execute(
+                "CREATE INDEX IF NOT EXISTS traces_session_type_time ON traces(session_id,type,timestamp)"
+            )
+            conn.execute(
+                "CREATE INDEX IF NOT EXISTS steps_session_number ON steps(session_id,step_number)"
+            )
+
             conn.execute("""
                 CREATE TABLE IF NOT EXISTS failed_outputs (
                     id INTEGER PRIMARY KEY AUTOINCREMENT,
diff --git a/artemis/interfaces/cli/commands/mcp.py b/artemis/interfaces/cli/commands/mcp.py
index 138ed94..0a59eb5 100644
--- a/artemis/interfaces/cli/commands/mcp.py
+++ b/artemis/interfaces/cli/commands/mcp.py
@@ -43,6 +43,7 @@ ARTEMIS_MCP_TOOLS = (
     "mobile_config",
     "mobile_task_file",
     "mobile_batch",
+    "mobile_favorites",
     "mobile_exploration",
     "mobile_search_history",
     "mobile_export_report",
diff --git a/docs/ai-automation.md b/docs/ai-automation.md
index 27333bf..f8343d6 100644
--- a/docs/ai-automation.md
+++ b/docs/ai-automation.md
@@ -35,6 +35,7 @@ Flash 和 Pro 都支持任务内的安卓文件工具 `android_file`：保存原
 | `mobile_manage_task` | 单任务状态、提交反查、暂停/继续、指导和停止；删除预览及删除、代录用户人工复验 |
 | `mobile_get_device_state` | 设备截图、界面层级 |
 | `mobile_task_file` | XLSX 模板与导入校验 |
+| `mobile_favorites` | 收藏独立任务/用例/批次模板、调整默认配置、按原配置复跑；run 使用稳定 request_id |
 | `mobile_batch` | JSON 用例建批次、开始、暂停、继续、复制失败项、删除非活跃批次 |
 | `mobile_search_history` | 全库搜索、日期/状态/批次筛选和分页 |
 | `mobile_inspect_trace` | 只读步骤、截图和执行证据 |
diff --git a/docs/automation-workspace.md b/docs/automation-workspace.md
index bd55f5b..0c36ec3 100644
--- a/docs/automation-workspace.md
+++ b/docs/automation-workspace.md
@@ -79,3 +79,14 @@ Flash 跨端任务由模型通过内部 `update_task_progress` 记录短阶段
 批次、任务元数据和报告偏好保存在现有 SQLite 数据库的 `automation_records`、`automation_jobs` 表。全局“清空任务历史”会清除批次与执行元数据；它与上文的单批次删除不同，已导出的文件会保留。
 
 任务已经产生最终结果，但 SDK 线程或资源清理仍卡住时，默认最多再等待 30 秒后回收工作进程，避免继续占用队列。全局可用 `ARTEMIS_WORKER_CLEANUP_TIMEOUT_SECONDS` 或功能配置的 `worker_cleanup_timeout_seconds` 调整，任务 JSON 同名字段可覆盖。原有结果与截图保留，未完成保存的录屏尽力恢复。
+
+
+## 精选任务
+
+首页的精选任务来自用户收藏。任务队列、历史、报告及批次旁的星标均可收藏；批次中的单项也可单独收藏。收藏保存独立模板，删除原记录不影响复跑。
+
+卡片直接点击“运行”会创建新任务；展开“配置”可调整模型、思考强度、模式或执行设备。不修改时沿用原配置，修改默认仅影响本次，点击“保存为默认配置”才更新收藏。旧任务没有完整记录的配置会明确标出，收藏时采用当前默认值。原设备离线时需要选择在线设备，纯电脑任务无需安卓设备。
+
+批次保留原顺序、循环次数和失败停止策略，默认保留各项配置，也可明确选择统一模型和思考强度。探索用例固定收藏版本，首次无复跑配置时默认 Flash；“收藏为重新探索”会创建新的探索会话并沿用原探索配置。
+
+单任务下载全部资料时，未变化的终态报告和资料包会复用；人工复验、结果和资料变化会重新生成。批次沿用已生成的报告包，人工复验后重新打包；旧目录格式的包首次下载时更新。运行中的下载是当前快照。录像分为“安卓”“电脑”“人工示范”目录，索引路径与实际文件一致。打包优先速度，对已压缩的图片、视频和 Office 文件直接存储，保持原画质。
diff --git a/mcp_server/README.md b/mcp_server/README.md
index 0ebf77e..9fcc3dd 100644
--- a/mcp_server/README.md
+++ b/mcp_server/README.md
@@ -100,3 +100,5 @@ Run `uv run artemis mcp --generate-config codex` to output a configuration templ
 ## 完整 AI 自动化
 
 工作区工具与网页共用后台服务，覆盖普通与探索任务、批次、历史、诊断、人工复验及报告导出。参见 [接入说明](../docs/ai-automation.md) 和 [Skill](../skills/artemis-use/SKILL.md)。网页启动时同步官方 Skill 与 MCP 接入；已有审批策略及工具白名单保留。更新后重新加载 MCP 才能使用新版工具定义。
+
+* **`mobile_favorites`**: Save independent task/case/batch templates, list or rename favorites, adjust their defaults, and start a new run with original settings. Per-run overrides are temporary; run retries use the same request_id. Source deletion does not delete favorites. See the [batch and favorite workflow](../skills/artemis-use/references/batches.md).
diff --git a/mcp_server/catalog.json b/mcp_server/catalog.json
index f4eaaee..5b3702b 100644
--- a/mcp_server/catalog.json
+++ b/mcp_server/catalog.json
@@ -501,6 +501,102 @@
         "type": "object"
       }
     },
+    {
+      "name": "mobile_favorites",
+      "description": "Save independent favorite templates and run them on the existing queue.\n\nlist is read-only. create snapshots source_id (task session/batch/exploration),\nincluding original execution settings; exploration_case pins a case version.\nAn exploration task automatically favorites its confirmed case when available.\nchanges accepts name, task_config (TaskOptions), case_configs (zero-based case\nindices to TaskOptions). No credentials or arbitrary snapshot input is accepted.\nupdate saves defaults; run applies changes to this execution only and requires\na stable request_id. After an uncertain reply retry the same payload and ID.\nrun creates a new execution, never continues the source or copies its verdict.\nBatch order/repetitions and per-case settings are preserved. Missing historical\nsettings are explicitly marked inherited_fields. Offline devices are not replaced.\ndelete removes only the favorite, never the source history or previous runs.\n",
+      "inputSchema": {
+        "properties": {
+          "action": {
+            "enum": [
+              "list",
+              "create",
+              "update",
+              "delete",
+              "run"
+            ],
+            "title": "Action",
+            "type": "string"
+          },
+          "favorite_id": {
+            "anyOf": [
+              {
+                "type": "string"
+              },
+              {
+                "type": "null"
+              }
+            ],
+            "default": null,
+            "title": "Favorite Id"
+          },
+          "source_kind": {
+            "default": "task",
+            "enum": [
+              "task",
+              "batch",
+              "exploration",
+              "exploration_case"
+            ],
+            "title": "Source Kind",
+            "type": "string"
+          },
+          "source_id": {
+            "anyOf": [
+              {
+                "type": "string"
+              },
+              {
+                "type": "null"
+              }
+            ],
+            "default": null,
+            "title": "Source Id"
+          },
+          "version": {
+            "anyOf": [
+              {
+                "type": "integer"
+              },
+              {
+                "type": "null"
+              }
+            ],
+            "default": null,
+            "title": "Version"
+          },
+          "request_id": {
+            "anyOf": [
+              {
+                "type": "string"
+              },
+              {
+                "type": "null"
+              }
+            ],
+            "default": null,
+            "title": "Request Id"
+          },
+          "changes": {
+            "anyOf": [
+              {
+                "additionalProperties": true,
+                "type": "object"
+              },
+              {
+                "type": "null"
+              }
+            ],
+            "default": null,
+            "title": "Changes"
+          }
+        },
+        "required": [
+          "action"
+        ],
+        "title": "mobile_favoritesArguments",
+        "type": "object"
+      }
+    },
     {
       "name": "mobile_batch",
       "description": "Create, execute and manage durable batches on the unified device queue.\n\ncreate requires a unique request_id and batch={name,device_serial,cases:[{name,goal,\ncase_id?,category?,subcategory?,preconditions?,task_config?:{profile?,model?,\nreasoning_effort?,device_serial?,verification_level?,explorer_mode?,\nlocked_app_package?,record_video?,analyze_video?,request_timeout_seconds?,\nmax_retries?,retry_interval_seconds?,timeout_seconds?}}],profile?:flash|pro,\nformats?:[docx,xlsx],stop_on_failure?:false,timeout_seconds?:1800,repeat_count?:1}.\nrepeat_count is a positive integer: execute all selected cases in order for each\nround, with independent session IDs, statuses and reports. The default total limit\n(cases * repeat_count) is 10000, configurable via ARTEMIS_BATCH_MAX_EXECUTIONS.\nOnly include user-selected cases; get returns iteration/repeat_count per job.\nRequired device\nmust be user-selected. Creation validates and saves a DRAFT; start executes it.\nReuse the same request_id and exact payload after a connection failure; never invent\na new ID for the same submission. lookup(request_id) resolves an uncertain outcome.\nget returns per-case status. pause stops future dispatch, not the active task;\nuse mobile_manage_task(stop) to stop that task. resume never repeats finished cases.\nretry_failed copies each failed execution once into a new draft (repeat_count=1)\nonly after an explicit rerun request; it is not\ntransport-idempotent, so after an uncertain response use list instead of retrying.\ndelete removes a non-active batch and its task sessions, reports and files after\nan explicit user request. Confirm the batch ID with get first; deletion is irreversible.\nRestarted batches remain paused. No automatic failed-case retries or action replay.\n",
diff --git a/mcp_server/tools/__init__.py b/mcp_server/tools/__init__.py
index d15f98a..c962812 100644
--- a/mcp_server/tools/__init__.py
+++ b/mcp_server/tools/__init__.py
@@ -33,6 +33,7 @@ __all__ = [
     "mobile_batch",
     "mobile_search_history",
     "mobile_export_report",
+    "mobile_favorites",
     "mobile_exploration",
 ]
 
@@ -43,4 +44,5 @@ from mcp_server.tools.automation import (
     mobile_batch,
     mobile_search_history,
     mobile_export_report,
+    mobile_favorites,
 )
diff --git a/mcp_server/tools/automation.py b/mcp_server/tools/automation.py
index dd9f3fd..963c977 100644
--- a/mcp_server/tools/automation.py
+++ b/mcp_server/tools/automation.py
@@ -268,6 +268,73 @@ async def mobile_task_file(
         )
 
 
+@mcp.tool()
+async def mobile_favorites(
+    action: Literal["list", "create", "update", "delete", "run"],
+    favorite_id: str | None = None,
+    source_kind: Literal["task", "batch", "exploration", "exploration_case"] = "task",
+    source_id: str | None = None,
+    version: int | None = None,
+    request_id: str | None = None,
+    changes: dict[str, Any] | None = None,
+) -> Any:
+    """Save independent favorite templates and run them on the existing queue.
+
+    list is read-only. create snapshots source_id (task session/batch/exploration),
+    including original execution settings; exploration_case pins a case version.
+    An exploration task automatically favorites its confirmed case when available.
+    changes accepts name, task_config (TaskOptions), case_configs (zero-based case
+    indices to TaskOptions). No credentials or arbitrary snapshot input is accepted.
+    update saves defaults; run applies changes to this execution only and requires
+    a stable request_id. After an uncertain reply retry the same payload and ID.
+    run creates a new execution, never continues the source or copies its verdict.
+    Batch order/repetitions and per-case settings are preserved. Missing historical
+    settings are explicitly marked inherited_fields. Offline devices are not replaced.
+    delete removes only the favorite, never the source history or previous runs.
+    """
+    if action == "list":
+        return await _request("GET", "/api/automation/favorites")
+    payload = changes or {}
+    if set(payload) - {"name", "task_config", "case_configs"}:
+        raise ValueError("收藏只接受名称和非敏感执行配置")
+
+    # The HTTP schema applies the complete TaskOptions allowlist. Refuse secret
+    # fields before making a network request, including nested case overrides.
+    def check(value):
+        if isinstance(value, dict):
+            for key, child in value.items():
+                if any(
+                    word in str(key).lower()
+                    for word in ("secret", "password", "api_key", "token", "authorization")
+                ):
+                    raise ValueError("收藏不接受密钥或授权配置")
+                check(child)
+        elif isinstance(value, list):
+            for child in value:
+                check(child)
+
+    check(payload)
+    if action == "create":
+        if set(payload) - {"name"}:
+            raise ValueError("创建收藏从源记录读取配置，修改默认配置请使用 update")
+        return await _request(
+            "POST",
+            "/api/automation/favorites",
+            json={
+                "source_kind": source_kind,
+                "source_id": _id(source_id),
+                "version": version,
+                **payload,
+            },
+        )
+    route = f"/api/automation/favorites/{_id(favorite_id)}"
+    if action == "update":
+        return await _request("PATCH", route, json=payload)
+    if action == "delete":
+        return await _request("DELETE", route)
+    return await _request("POST", route + "/run", json={**payload, "request_id": _id(request_id)})
+
+
 @mcp.tool()
 async def mobile_batch(
     action: Literal[
diff --git a/skills/artemis-use/references/batches.md b/skills/artemis-use/references/batches.md
index af42341..ef1391b 100644
--- a/skills/artemis-use/references/batches.md
+++ b/skills/artemis-use/references/batches.md
@@ -66,3 +66,19 @@
 `mobile_export_report(batch_id=...)` 下载批次 ZIP，包含汇总、各项报告和有序步骤截图；任务保存了录屏时，还包含对应录屏片段。报告格式由创建批次时的设置决定。单任务传 `session_id`（单任务 MCP 的 `trace_id`）以及可选 `formats=["docx"]`、`["screenshots"]`、`["video"]` 或 `["all"]`。默认格式通过 `mobile_config(section="reports")` 查看。录屏与 AI 视频分析独立，只有保存了录屏才可下载片段。
 
 结果文件在 MCP 主机的 `artifacts/mcp_exports/`。不要把 Office 文件内容当作文本塞入上下文；先检查工具返回的结构化结论，需要进一步审阅时再用宿主具备的文档工具打开文件。失败和未验证项也必须交付，保持原始证据。
+
+
+## 精选任务与收藏复跑
+
+`mobile_favorites(action="list")` 读取与首页相同的收藏。`create` 指定 `source_kind`（task、batch、exploration、exploration_case）和 `source_id`，从服务端原记录保存独立模板及执行配置；不传任意 snapshot，也不接受密钥。删除原任务或清理历史不影响收藏。
+
+- task 收藏普通 Flash/Pro 任务；探索执行记录默认收藏已确认用例，无用例时保存为重新探索。
+- exploration 明确保存为新的探索对话，保留原探索模型与配置；不继续旧会话。
+- exploration_case 保存固定用例版本，可传 version；默认使用该版本之前的复跑配置，首次复跑默认 Flash 并明确标示。后来新版本不会覆盖已有收藏。
+- batch 保存一轮用例、原顺序、循环次数及执行策略；复跑不会把已展开的执行列表再循环。
+
+`run` 必须提供稳定的 request_id，返回新 session_id、batch_id 或 exploration_id。连接异常时沿用相同 ID 和内容重试，不能新建 ID 自动重提。changes.task_config 仅覆盖本次；批次 changes.case_configs 使用从 0 开始的用例下标，changes.task_config 统一覆盖全批。`update` 才修改收藏默认配置，可改名称。`delete` 只取消收藏，不删除历史或执行结果。
+
+不修改时使用收藏的原配置。旧任务未记录的字段会在 inherited_fields 标明采用收藏时的默认值，不能声称全部还原。原设备离线时先让用户选择设备，不自动换机。插件仍须通过当前安装、授权和资源校验。
+
+单任务全部资料下载按任务合并并发请求，已结束且内容未变化时复用报告和 ZIP；人工复验、结果或附件变化会重新生成。批次复用成品，人工复验后重建，旧目录格式首次下载时更新。执行中导出为当前快照。录像位于 `任务录屏/安卓/`、`任务录屏/电脑/`、`任务录屏/人工示范/`，以文件清单和证据索引为准。
diff --git a/tests/unit/admin_console/test_automation.py b/tests/unit/admin_console/test_automation.py
index 59fe93e..4a3a508 100644
--- a/tests/unit/admin_console/test_automation.py
+++ b/tests/unit/admin_console/test_automation.py
@@ -158,6 +158,7 @@ def test_completed_batch_reuses_existing_archive(client, isolated, monkeypatch):
     path = reports.EXPORT_ROOT / "batches" / batch_id / "批次报告.zip"
     path.parent.mkdir(parents=True)
     path.write_bytes(b"existing archive")
+    reports.remember(path, reports.BATCH_ARCHIVE_SIGNATURE)
     exporter = Mock(side_effect=AssertionError("archive must not be rebuilt"))
     monkeypatch.setattr(reports, "export_batch", exporter)
     base = f"/api/automation/batches/{batch_id}/archive"
@@ -166,6 +167,21 @@ def test_completed_batch_reuses_existing_archive(client, isolated, monkeypatch):
     exporter.assert_not_called()
 
 
+def test_legacy_batch_archive_is_rebuilt_with_current_recording_layout(client, isolated):
+    batch = service.create_batch(payload())
+    batch_id = batch["id"]
+    isolated.put("batch", batch_id, {**batch, "status": "completed", "report_ready": True})
+    path = reports.EXPORT_ROOT / "batches" / batch_id / "批次报告.zip"
+    path.parent.mkdir(parents=True)
+    path.write_bytes(b"legacy archive")
+    base = f"/api/automation/batches/{batch_id}/archive"
+    assert client.get(base + "/status").json()["status"] == "idle"
+    response = client.get(base)
+    assert response.status_code == 200
+    assert zipfile.is_zipfile(BytesIO(response.content))
+    assert client.get(base + "/status").json()["status"] == "ready"
+
+
 def test_preview_does_not_enqueue(client, isolated):
     response = client.post(
         "/api/automation/import/preview",
@@ -1021,7 +1037,7 @@ def test_task_material_zip_contains_ordered_evidence_and_reports(
         assert files.index("1.1/步骤截图/0001_步骤0001_操作前.png") < files.index(
             "1.1/步骤截图/0002_步骤0002_操作后.png"
         )
-        assert archive.read("1.1/任务录屏/0001_recording.mp4") == b"recording.mp4"
+        assert archive.read("1.1/任务录屏/安卓/0001_recording.mp4") == b"recording.mp4"
         manifest = json.loads(archive.read("1.1/文件清单.json"))
         assert manifest["session_id"] == job["session_id"]
         assert manifest["artifacts"] == ["安卓截图.png"]
@@ -1042,6 +1058,63 @@ def test_batch_zip_contains_each_tasks_android_artifacts(isolated):
         assert {archive.read(name).decode() for name in names} == {"任务0", "任务1"}
 
 
+def test_all_material_cache_reuses_reports_and_invalidates_on_review_or_new_files(
+    isolated, monkeypatch
+):
+    job = isolated.jobs(service.create_batch(payload())["id"])[0]
+    job["status"] = "completed"
+    isolated.save_job(job)
+    word = Mock(wraps=reports.word_report)
+    monkeypatch.setattr(reports, "word_report", word)
+    monkeypatch.setattr(
+        reports,
+        "diagnostics_json",
+        lambda sid: json.dumps({"requests": [], "collected_at": time.time()}),
+    )
+    first = reports.export_session_media(job["session_id"], "all")
+    first_bytes = first.read_bytes()
+    reports.export_session_media(job["session_id"], "all")
+    assert word.call_count == 1
+    assert first.read_bytes() == first_bytes
+    isolated.save_case_review(job["session_id"], "passed", "人工核对")
+    reports.export_session_media(job["session_id"], "all")
+    assert word.call_count == 2
+    folder = reports.TRACES_PATH / job["session_id"] / "artifacts" / "android"
+    folder.mkdir(parents=True)
+    (folder / "新资料.txt").write_text("new evidence", encoding="utf-8")
+    reports.export_session_media(job["session_id"], "all")
+    with zipfile.ZipFile(first) as archive:
+        assert any(name.endswith("任务文件/安卓/新资料.txt") for name in archive.namelist())
+        assert not json.loads(
+            archive.read(next(n for n in archive.namelist() if n.endswith("文件清单.json")))
+        )["snapshot"]
+    # File-only changes rebuild the ZIP while keeping unchanged documents.
+    assert word.call_count == 2
+
+
+def test_different_tasks_export_concurrently_and_running_exports_are_snapshots(
+    isolated, monkeypatch
+):
+    from concurrent.futures import ThreadPoolExecutor
+
+    jobs = isolated.jobs(service.create_batch(payload())["id"])
+    barrier = threading.Barrier(2)
+
+    def generate(report, path):
+        barrier.wait(timeout=5)
+        path.write_bytes(b"generated report")
+
+    monkeypatch.setattr(reports, "word_report", generate)
+    with ThreadPoolExecutor(max_workers=2) as pool:
+        exports = [pool.submit(reports.export_session, j["session_id"], ["docx"]) for j in jobs]
+        assert all(result.result(timeout=10)[0].is_file() for result in exports)
+    count = Mock(side_effect=lambda report, path: path.write_bytes(b"snapshot"))
+    monkeypatch.setattr(reports, "word_report", count)
+    for _ in range(2):
+        reports.export_session(jobs[0]["session_id"], ["docx"])
+    assert count.call_count == 2
+
+
 def test_android_artifact_export_does_not_follow_other_session_links(isolated):
     root = reports.TRACES_PATH / "session" / "artifacts"
     root.mkdir(parents=True)
@@ -1078,8 +1151,8 @@ def test_video_export_accepts_finalized_worker_trace_and_rejects_external_path(
     with zipfile.ZipFile(archive_path) as archive:
         names = archive.namelist()
         assert names == [
-            "任务录屏/0001_web_123_" + session_id[:8] + "_PASS_2026-09-28_recording.mp4",
-            "任务录屏/0002_resume_0001_recording.mp4",
+            "任务录屏/安卓/0001_web_123_" + session_id[:8] + "_PASS_2026-09-28_recording.mp4",
+            "任务录屏/安卓/0002_resume_0001_recording.mp4",
             "文件清单.json",
         ]
         assert archive.read(names[0]) == b"first segment"
diff --git a/tests/unit/admin_console/test_favorites.py b/tests/unit/admin_console/test_favorites.py
new file mode 100644
index 0000000..81c5285
--- /dev/null
+++ b/tests/unit/admin_console/test_favorites.py
@@ -0,0 +1,325 @@
+"""Favorite snapshots and transport retries never replay an old result or task."""
+
+import asyncio
+from copy import deepcopy
+import json
+from unittest.mock import AsyncMock
+
+from fastapi import FastAPI
+from fastapi.testclient import TestClient
+from pydantic import ValidationError
+import pytest
+
+from apps.admin_console.services import automation_service
+from apps.admin_console.services.automation_store import AutomationStore
+from apps.admin_console.services.favorites import (
+    FavoriteCreate,
+    FavoriteRun,
+    FavoriteService,
+    FavoriteUpdate,
+)
+from artemis.config.exploration import ExplorationConfig
+from artemis.data_engine.storage import StorageManager
+from artemis.exploration.models import CaseDraft
+from artemis.exploration.store import ExplorationStore
+
+
+@pytest.fixture
+def favorites(tmp_path, monkeypatch):
+    storage = AutomationStore(tmp_path / "history.db")
+    StorageManager(storage.path, tmp_path / "traces")
+    monkeypatch.setattr(automation_service, "store", storage)
+    return FavoriteService(storage)
+
+
+def task(service, session_id="task", **options):
+    config = {
+        "profile": "pro",
+        "model": "original-model",
+        "reasoning_effort": "high",
+        "device_serial": "original-device",
+        "record_video": True,
+        **options,
+    }
+    job = {
+        "session_id": session_id,
+        "status": "completed",
+        "case": {"name": "原用例", "goal": "检查真实页面"},
+        "execution_config": {
+            "runtime_overrides": config,
+            "expected_output": "保留证据",
+            "enable_outputter": True,
+        },
+    }
+    service.store.save_job(job)
+    return service.create(FavoriteCreate(source_id=session_id))
+
+
+def test_snapshot_survives_source_deletion_and_edits_do_not_modify_source(favorites):
+    item = task(favorites)
+    updated = favorites.update(
+        item["id"], FavoriteUpdate(name="常用检查", task_config={"model": "new-model"})
+    )
+    assert updated["snapshot"]["runtime_overrides"]["model"] == "new-model"
+    assert (
+        favorites.store.job("task")["execution_config"]["runtime_overrides"]["model"]
+        == "original-model"
+    )
+    favorites.store.delete_history()
+    assert favorites.get(item["id"])["snapshot"]["goal"] == "检查真实页面"
+    assert favorites.store.job("task") is None
+
+
+@pytest.mark.asyncio
+async def test_rerun_preserves_settings_and_is_durably_idempotent(favorites, monkeypatch):
+    item = task(favorites)
+    enqueue = AsyncMock(return_value={"tasks": [{"session_id": "new-task"}], "status": "queued"})
+    monkeypatch.setattr("apps.admin_console.routers.tasks.run_task", enqueue)
+    value = FavoriteRun(request_id="same-submission", task_config={"reasoning_effort": "max"})
+    first, second = await asyncio.gather(
+        favorites.run(item["id"], value), favorites.run(item["id"], value)
+    )
+    assert first == second
+    enqueue.assert_awaited_once()
+    request = enqueue.call_args.args[0]
+    assert request.session_id != "task"
+    assert request.runtime_overrides.model == "original-model"
+    assert request.runtime_overrides.reasoning_effort == "max"
+    assert request.runtime_overrides.record_video is True
+    assert request.runtime_overrides.device_serial == "original-device"
+    assert request.expected_output == "保留证据"
+    assert favorites.get(item["id"])["snapshot"]["runtime_overrides"]["reasoning_effort"] == "high"
+    favorites.delete(item["id"])
+    assert await FavoriteService(favorites.store).run(item["id"], value) == first
+    enqueue.assert_awaited_once()
+    with pytest.raises(ValueError, match="request_id"):
+        await favorites.run(
+            item["id"],
+            FavoriteRun(request_id="same-submission", task_config={"model": "different"}),
+        )
+
+
+@pytest.mark.asyncio
+async def test_lost_admission_reply_reuses_snapshot_and_session(favorites, monkeypatch):
+    item = task(favorites)
+    enqueue = AsyncMock(side_effect=[ConnectionError("reply lost"), {"tasks": [{}]}])
+    monkeypatch.setattr("apps.admin_console.routers.tasks.run_task", enqueue)
+    value = FavoriteRun(request_id="retry")
+    with pytest.raises(ConnectionError):
+        await favorites.run(item["id"], value)
+    favorites.update(item["id"], FavoriteUpdate(task_config={"model": "changed"}))
+    await FavoriteService(favorites.store).run(item["id"], value)
+    requests = [call.args[0] for call in enqueue.call_args_list]
+    assert requests[0].session_id == requests[1].session_id
+    assert requests[1].runtime_overrides.model == "original-model"
+
+
+@pytest.mark.asyncio
+async def test_batch_favorite_keeps_one_round_and_original_repetitions(favorites):
+    batch = automation_service.create_batch(
+        {
+            "name": "压测",
+            "repeat_count": 3,
+            "profile": "flash",
+            "device_serial": "device",
+            "cases": [
+                {"name": "甲", "goal": "检查甲", "task_config": {"model": "model-a"}},
+                {
+                    "name": "乙",
+                    "goal": "检查乙",
+                    "task_config": {"profile": "pro", "model": "model-b"},
+                },
+            ],
+        }
+    )
+    item = favorites.create(FavoriteCreate(source_kind="batch", source_id=batch["id"]))
+    assert len(item["snapshot"]["cases"]) == 2
+    assert item["snapshot"]["repeat_count"] == 3
+    result = await favorites.run(
+        item["id"],
+        FavoriteRun(
+            request_id="batch-rerun",
+            task_config={"reasoning_effort": "max"},
+            case_configs={1: {"model": "changed-b"}},
+        ),
+    )
+    jobs = favorites.store.jobs(result["batch_id"])
+    assert len(jobs) == 6
+    assert [j["case"]["name"] for j in jobs] == ["甲", "乙"] * 3
+    assert [j["case"]["task_config"]["model"] for j in jobs] == ["model-a", "changed-b"] * 3
+    assert all(j["case"]["task_config"]["reasoning_effort"] == "max" for j in jobs)
+    assert favorites.store.get("batch", result["batch_id"])["status"] == "running"
+    again = await favorites.run(
+        item["id"],
+        FavoriteRun(
+            request_id="batch-rerun",
+            task_config={"reasoning_effort": "max"},
+            case_configs={1: {"model": "changed-b"}},
+        ),
+    )
+    assert again == result
+    assert len(favorites.store.records("batch")) == 2
+
+
+def test_exploration_case_pins_version_without_inheriting_expensive_model(favorites):
+    repo = ExplorationStore(favorites.store)
+    session = repo.create(
+        "探索目标",
+        ExplorationConfig(model="exploration-model", reasoning_effort="max"),
+        {"model": "exploration-model", "device_serial": "device"},
+        "create",
+    )
+    repo.save_case(
+        session["id"],
+        CaseDraft(name="完成用例", goal="验证主页", preconditions="已登录"),
+        0,
+        "case-v1",
+    )
+    item = favorites.create(FavoriteCreate(source_kind="exploration_case", source_id=session["id"]))
+    assert item["case_version"] == 1
+    assert item["snapshot"]["goal"] == "前置条件：\n已登录\n\n验证主页"
+    assert item["snapshot"]["runtime_overrides"]["profile"] == "flash"
+    assert item["snapshot"]["runtime_overrides"]["model"] != "exploration-model"
+    repo.save_case(session["id"], CaseDraft(name="新用例", goal="新目标"), 1, "case-v2")
+    assert favorites.get(item["id"])["snapshot"]["goal"].endswith("验证主页")
+    exploration = favorites.create(
+        FavoriteCreate(source_kind="exploration", source_id=session["id"])
+    )
+    assert exploration["snapshot"]["config"]["model"] == "exploration-model"
+
+
+def test_old_task_recovers_real_model_and_marks_missing_settings(favorites):
+    with favorites.store.connection() as conn:
+        conn.execute(
+            "INSERT INTO sessions(session_id,initial_goal,status,device_info) VALUES (?,?,?,?)",
+            (
+                "legacy",
+                "检查浏览器",
+                "completed",
+                json.dumps({"profile": "flash", "serial": "computer:local"}),
+            ),
+        )
+        conn.execute(
+            "INSERT INTO traces(trace_id,session_id,type,timestamp,payload) VALUES (?,?,?,?,?)",
+            (
+                "request",
+                "legacy",
+                "llm_diagnostic",
+                1,
+                json.dumps(
+                    {"role": "FlashRunner", "model": "actual-model", "reasoning_effort": "max"}
+                ),
+            ),
+        )
+        conn.commit()
+    item = favorites.create(FavoriteCreate(source_id="legacy"))
+    options = item["snapshot"]["runtime_overrides"]
+    assert options["model"] == "actual-model"
+    assert options["reasoning_effort"] == "max"
+    assert options["execution_target"] == "computer"
+    assert "model" not in item["inherited_fields"]
+    assert "recording" in item["inherited_fields"]
+
+
+def test_api_rejects_credentials_and_arbitrary_snapshots(favorites, monkeypatch):
+    from apps.admin_console.routers import favorites as api
+
+    monkeypatch.setattr(api, "favorites", favorites)
+    app = FastAPI()
+    app.include_router(api.router)
+    client = TestClient(app)
+    item = task(favorites)
+    assert len(client.get("/api/automation/favorites").json()) == 1
+    assert (
+        client.patch(
+            f"/api/automation/favorites/{item['id']}", json={"task_config": {"api_key": "never"}}
+        ).status_code
+        == 422
+    )
+    assert (
+        client.post(
+            "/api/automation/favorites", json={"source_id": "task", "snapshot": {}}
+        ).status_code
+        == 422
+    )
+    assert (
+        client.patch(f"/api/automation/favorites/{item['id']}", json={"name": "  "}).status_code
+        == 409
+    )
+    assert client.delete(f"/api/automation/favorites/{item['id']}").status_code == 200
+    assert favorites.store.job("task")
+    with pytest.raises(ValidationError):
+        FavoriteRun(request_id="run", task_config={"password": "never"})
+
+
+def test_collection_defaults_cannot_modify_original_snapshot(favorites):
+    item = task(favorites)
+    original = deepcopy(item)
+    favorites.updated(item, FavoriteUpdate(task_config={"model": "temporary"}))
+    assert item == original
+
+
+def test_partial_recording_update_keeps_other_favorite_settings(favorites):
+    item = task(favorites, recording={"codec": "h264", "fps": 10, "max_long_edge": 720})
+    updated = favorites.updated(item, FavoriteUpdate(task_config={"recording": {"codec": "h265"}}))
+    assert updated["snapshot"]["runtime_overrides"]["recording"] == {
+        "codec": "h265",
+        "fps": 10,
+        "max_long_edge": 720,
+    }
+    assert item["snapshot"]["runtime_overrides"]["recording"]["codec"] == "h264"
+
+
+def test_legacy_empty_recording_configuration_uses_current_defaults():
+    from apps.admin_console.services.execution_config import execution_config
+    from artemis.config.agent import load_agent_config
+
+    snapshot = execution_config({"profile": "flash", "runtime_overrides": {"recording": None}})
+    assert snapshot["runtime_overrides"]["recording"] == load_agent_config().recording.model_dump()
+
+
+@pytest.mark.asyncio
+@pytest.mark.parametrize("rejected", [False, True])
+async def test_restart_exploration_creates_new_conversation_and_reports_rejection(
+    favorites, monkeypatch, rejected
+):
+    from apps.admin_console.services.exploration_service import ExplorationService
+
+    repo = ExplorationStore(favorites.store)
+    original = repo.create(
+        "探索目标",
+        ExplorationConfig(model="explore-model", reasoning_effort="max"),
+        {"device_serial": "device", "record_video": True},
+        "source",
+    )
+    item = favorites.create(FavoriteCreate(source_kind="exploration", source_id=original["id"]))
+    monkeypatch.setattr(
+        "apps.admin_console.services.exploration_service.exploration_service",
+        ExplorationService(repo),
+    )
+    enqueue = AsyncMock(
+        return_value=(
+            {"status": "rejected", "error": "设备离线"}
+            if rejected
+            else {"status": "queued", "tasks": [{}]}
+        )
+    )
+    monkeypatch.setattr("apps.admin_console.routers.tasks.run_task", enqueue)
+    value = FavoriteRun(request_id="new-exploration", task_config={"model": "selected-model"})
+    if rejected:
+        with pytest.raises(ValueError, match="设备离线"):
+            await favorites.run(item["id"], value)
+        with pytest.raises(ValueError, match="设备离线"):
+            await favorites.run(item["id"], value)
+    else:
+        result = await favorites.run(item["id"], value)
+        assert result["exploration_id"] != original["id"]
+        assert repo.run(result["session_id"])["exploration_id"] == result["exploration_id"]
+        assert await favorites.run(item["id"], value) == result
+    request = enqueue.call_args.args[0]
+    assert request.conversation_id != original["id"]
+    assert request.runtime_overrides.model == "selected-model"
+    assert request.runtime_overrides.reasoning_effort == "max"
+    assert request.runtime_overrides.record_video is True
+    enqueue.assert_awaited_once()
+    assert repo.get(original["id"]) == original
diff --git a/tests/unit/mcp/test_automation_tools.py b/tests/unit/mcp/test_automation_tools.py
index 56a75af..aa30a0c 100644
--- a/tests/unit/mcp/test_automation_tools.py
+++ b/tests/unit/mcp/test_automation_tools.py
@@ -7,6 +7,39 @@ import pytest
 from mcp_server.tools import automation as tools
 
 
+@pytest.mark.asyncio
+async def test_favorites_share_backend_preserve_request_id_and_refuse_secrets(monkeypatch):
+    request = AsyncMock(return_value={"id": "favorite"})
+    monkeypatch.setattr(tools, "_request", request)
+    await tools.mobile_favorites("create", source_kind="batch", source_id="source")
+    request.assert_awaited_once_with(
+        "POST",
+        "/api/automation/favorites",
+        json={"source_kind": "batch", "source_id": "source", "version": None},
+    )
+    request.reset_mock()
+    with pytest.raises(ValueError):
+        await tools.mobile_favorites("run", favorite_id="favorite")
+    with pytest.raises(ValueError, match="密钥"):
+        await tools.mobile_favorites(
+            "update",
+            favorite_id="favorite",
+            changes={"case_configs": {"0": {"api_key": "never-send"}}},
+        )
+    request.assert_not_awaited()
+    await tools.mobile_favorites(
+        "run",
+        favorite_id="favorite",
+        request_id="stable",
+        changes={"task_config": {"model": "original"}},
+    )
+    request.assert_awaited_once_with(
+        "POST",
+        "/api/automation/favorites/favorite/run",
+        json={"task_config": {"model": "original"}, "request_id": "stable"},
+    )
+
+
 @pytest.mark.asyncio
 async def test_config_requires_explicit_persistence_and_excludes_secrets(monkeypatch):
     request = AsyncMock(
diff --git a/tests/unit/test_cli.py b/tests/unit/test_cli.py
index 80e29a7..c4a7350 100644
--- a/tests/unit/test_cli.py
+++ b/tests/unit/test_cli.py
@@ -233,6 +233,7 @@ def test_cli_mcp_generate_config_codex():
         "mobile_config",
         "mobile_task_file",
         "mobile_batch",
+        "mobile_favorites",
         "mobile_exploration",
         "mobile_search_history",
         "mobile_export_report",
@@ -278,6 +279,7 @@ def test_cli_mcp_install_codex_preserves_config_and_is_idempotent(tmp_path, monk
         "mobile_config",
         "mobile_task_file",
         "mobile_batch",
+        "mobile_favorites",
         "mobile_exploration",
         "mobile_search_history",
         "mobile_export_report",