refactor(channels): make built-in channels self-contained (#4908)

* refactor(channels): own setup and instance contracts

* refactor(channels): isolate management contracts

* refactor(channels): normalize activation contracts

* fix(channels): enforce management contracts

* refactor(channels): finish setup ownership migration

* fix(channels): harden management contracts

* fix(channels): enforce lazy loading and runtime ownership

* fix(feishu): make multi-instance startup idempotent

* fix(webui): render channel setup contracts cleanly

* fix(feishu): stop websocket clients cleanly

* fix(channels): enforce persistence and activation gates

* fix(channels): preserve global feature action scope

* fix(channels): apply defaults for single plugins

* fix(channels): enforce management contract boundaries

* refactor(feishu): remove identity helper indirection

* fix(channels): preserve management setup contracts

* refactor(channels): generalize instance settings UI

* refactor(channels): package channel plugins with web UI metadata

* refactor(channels): make built-ins self-contained packages

* test(channels): colocate tests with channel packages

* fix(dingtalk): use official brand icon

* feat(channels): colocate webui translations

* docs(channels): clarify plugin ownership

* test(exec): remove output wait race

* refactor(channels): unify plugin descriptors

* fix(channels): enforce descriptor-owned contracts

* refactor(channels): finish package-owned plugin setup

* refactor(channels): use repository-owned packages only

* fix(channels): self-describe dependencies and runtime state

* fix(channels): warn about legacy entry points

.github/workflows/ci.yml

@@ -59,19 +59,19 @@ jobs:
 
       - name: Lint with ruff
         if: matrix.coverage
-        run: uv run ruff check nanobot tests
+        run: uv run ruff check nanobot tests conftest.py
 
       - name: Run tests with coverage
         if: matrix.coverage
         run: >-
-          uv run python -m pytest tests/
+          uv run python -m pytest
           --cov=nanobot --cov-report=term-missing:skip-covered
           --durations=25 --durations-min=1.0
 
       - name: Run compatibility tests
         if: ${{ !matrix.coverage }}
         run: >-
-          uv run python -m pytest tests/
+          uv run python -m pytest
           --durations=25 --durations-min=1.0
 
   webui: