refactor: unify plugin file operation cancellation

tests/fixtures/architecture/dependency-baseline.json

@@ -13,8 +13,8 @@
     "runtime_to_db": [],
     "workflow_to_db": []
   },
-  "edge_count": 6529,
-  "edge_sha256": "daf8459c6194e28766d62c5f16a0e1bb64caf3f3430f51736b57da505e4401e1",
+  "edge_count": 6531,
+  "edge_sha256": "86b2ad0b585deba78c5e0e5e7e4b55cd66e05a2d5e988ed28ac7f6a4ae15ff2f",
   "edges": [
     "app -> app.runtime",
     "app -> app.runtime.compat",
@@ -62,6 +62,7 @@
     "app.adapters.external.market -> app.foundation.version",
     "app.adapters.external.market -> app.runtime",
     "app.adapters.external.market -> app.runtime.cache",
+    "app.adapters.external.market -> app.runtime.execution",
     "app.adapters.external.market -> app.runtime.log",
     "app.adapters.external.market -> app.runtime.observability",
     "app.adapters.external.market -> app.runtime.settings",
@@ -145,6 +146,7 @@
     "app.adapters.system.plugin.package -> app.adapters.external",
     "app.adapters.system.plugin.package -> app.adapters.external.market",
     "app.adapters.system.plugin.package -> app.runtime",
+    "app.adapters.system.plugin.package -> app.runtime.execution",
     "app.adapters.system.plugin.package -> app.runtime.log",
     "app.adapters.system.plugin.package -> app.runtime.settings",
     "app.adapters.system.resource -> app.adapters",

tests/test_plugin_helper.py

@@ -196,7 +196,10 @@ def _patch_async_remote_install(helper, monkeypatch, meta: dict,
     monkeypatch.setattr(helper, "_PluginHelper__async_install_dependencies_if_required", fake_dependencies)
     monkeypatch.setattr(helper, "_PluginHelper__async_install_from_release", fake_release)
     monkeypatch.setattr(helper, "_PluginHelper__prepare_content_via_filelist_async", fake_filelist)
-    monkeypatch.setattr("app.adapters.external.market.asyncio.to_thread", fake_to_thread)
+    monkeypatch.setattr(
+        "app.adapters.external.market._await_thread_operation",
+        fake_to_thread,
+    )
     return calls
 
 

tests/test_runtime_execution.py

@@ -6,9 +6,20 @@ import threading
 import pytest
 from anyio.to_thread import current_default_thread_limiter
 
+from app.adapters.external import market as market_adapter
+from app.adapters.system.plugin import package as plugin_package_adapter
 from app.runtime.execution import run_in_threadpool_to_completion
 
 
+def test_plugin_file_adapters_share_runtime_completion_contract() -> None:
+    """市场与插件包适配器不得各自维护另一套线程取消实现。"""
+    assert market_adapter._await_thread_operation is run_in_threadpool_to_completion
+    assert (
+        plugin_package_adapter._await_thread_operation
+        is run_in_threadpool_to_completion
+    )
+
+
 @pytest.mark.asyncio
 async def test_threadpool_capacity_is_held_until_cancelled_call_finishes() -> None:
     """调用方取消后，执行令牌必须由真实同步调用持有到终态。"""