feat: release 2.2.0 with PC-only tests and execution reliability fixes

Unify task scheduling and queue state, fix Android input and observation recovery, preserve screenshot paths, and match final review criteria accurately. Add collapsible copyable results and publish the complete 2.1.0 upgrade notes. Validation: 3189 backend tests, 326 frontend tests, 24 client tests, production build and quality gates.

tests/unit/mcp/test_mcp_tools.py

@@ -180,6 +180,41 @@ def test_mobile_run_task_with_device_serial(temp_trace_env):
     assert status["device_serial"] == "pixel-11-pro-001"
 
 
+@pytest.mark.parametrize("model", ["flash", "pro"])
+def test_pc_run_task_uses_daemon_without_android_validation(temp_trace_env, monkeypatch, model):
+    monkeypatch.delenv("ARTEMIS_STANDALONE", raising=False)
+    with (
+        patch(
+            "mcp_server.tools.task_runner.ensure_daemon_running",
+            return_value=(True, "http://127.0.0.1:8000"),
+        ),
+        patch(
+            "mcp_server.tools.task_runner._validate_device_serial",
+            side_effect=AssertionError("ADB must not be used"),
+        ) as validate,
+        patch(
+            "mcp_server.tools.task_runner.submit_task_to_daemon",
+            side_effect=lambda **kwargs: {
+                "status": "started",
+                "tasks": [{"session_id": kwargs["session_id"]}],
+            },
+        ) as submit,
+        patch("mcp_server.tools.task_runner.subprocess.Popen") as spawn,
+    ):
+        result = mobile_run_task(
+            "Check desktop",
+            model=model,
+            device_serial="offline-phone",
+            runtime_overrides={"execution_target": "computer"},
+        )
+    assert result["status"] == "pending"
+    assert submit.call_args.kwargs["runtime_overrides"]["execution_target"] == "computer"
+    assert submit.call_args.kwargs["device_serial"] == "computer:local"
+    assert trace_store.read_status(result["trace_id"])["device_serial"] == "computer:local"
+    validate.assert_not_called()
+    spawn.assert_not_called()
+
+
 def test_mobile_run_task_dispatched_to_daemon(temp_trace_env, monkeypatch):
     monkeypatch.delenv("ARTEMIS_STANDALONE", raising=False)
     with (
@@ -201,12 +236,46 @@ def test_mobile_run_task_dispatched_to_daemon(temp_trace_env, monkeypatch):
 
     popen.assert_not_called()
     assert result["trace_id"] == "daemon-sid-1"
-    assert result["status"] == "running"
+    assert result["status"] == "pending"
     assert "enqueued via unified Artemis Daemon" in result["message"]
     assert "stdout_log" in result
     assert "stderr_log" in result
 
 
+@pytest.mark.parametrize("lost_reply", [False, True])
+@pytest.mark.parametrize("worker_status", ["pending", "running", "completed", "failed"])
+def test_daemon_receipt_preserves_queue_and_worker_status(
+    temp_trace_env, monkeypatch, lost_reply, worker_status
+):
+    monkeypatch.delenv("ARTEMIS_STANDALONE", raising=False)
+    queued = []
+
+    def submit(**kwargs):
+        sid = kwargs["session_id"]
+        assert trace_store.read_status(sid)["status"] == "pending"
+        queued.append({"session_id": sid, "status": "pending"})
+        if worker_status != "pending":
+            trace_store.update_trace_status(sid, worker_status)
+        return None if lost_reply else {"status": "started", "tasks": queued}
+
+    with (
+        patch(
+            "mcp_server.tools.task_runner.ensure_daemon_running",
+            return_value=(True, "http://127.0.0.1:8000"),
+        ),
+        patch("mcp_server.tools.task_runner.submit_task_to_daemon", side_effect=submit),
+        patch(
+            "mcp_server.tools.task_runner.DeviceExecutionLock.get_queued_tasks",
+            side_effect=lambda: queued,
+        ),
+        patch("mcp_server.tools.task_runner.subprocess.Popen") as spawn,
+    ):
+        result = mobile_run_task("Queue state regression", model="Pro")
+    assert result["status"] == worker_status
+    assert trace_store.read_status(result["trace_id"])["status"] == worker_status
+    spawn.assert_not_called()
+
+
 @pytest.mark.parametrize(
     ("kwargs", "match"),
     [