refactor: clean up legacy code, rename hopper to entity_extractor, and add third-party notices

- Add NOTICE file and README license references for mobile-use and finalrun-agent
- Add derivative attribution headers to 17 files derived from mobile-use
- Rename hopper agent to entity_extractor across prompts, tools, and configs
- Remove obsolete adb_tunnel, ApiBaseUrl, and legacy CLI utility scripts
- Replace legacy examples with native Artemis diagnostic and workflow examples
- Update unit and tool tests to validate entity_extractor and SDK builders

artemis/agents/log_analyzer/log_analyzer.py

@@ -21,26 +21,7 @@ from langchain_core.tools import BaseTool, StructuredTool
 from pydantic import BaseModel, Field
 
 
-class _CyFunctionDetectorMeta(type):
-    def __instancecheck__(self, instance):
-        name = type(instance).__name__
-        return (
-            name
-            in (
-                "cyfunction",
-                "cython_function_or_method",
-                "builtin_function_or_method",
-            )
-            or "cyfunction" in name.lower()
-        )
-
-
-class CyFunctionDetector(metaclass=_CyFunctionDetectorMeta):
-    pass
-
-
 class SpawnLogReaderArgs(BaseModel):
-    model_config = {"ignored_types": (CyFunctionDetector,)}
     specific_query: str = Field(
         ...,
         description=(
@@ -54,7 +35,6 @@ from langgraph.prebuilt import InjectedState
 from artemis.core.tool_failure import ToolFailure, is_tool_failure
 from artemis.context import ArtemisContext
 from artemis.data_engine.trace import (
-    CURRENT_TRACE_ID,
     TraceSpan,
     trace,
 )