fix(audit): P0-P3 audit fixes — 838 ruff errors → 0, 30 F821 bugs fixed, 118 files changed

- P0: hooks.py 3-tuple fix, trigger_dispatcher Contract, contacts/plugin unregister_actions_by_owner
- P0: 5 test files — check_permission mocks removed, hardcoded DB credential → env var
- P1: attachment_service DmsFile via Contract helper, restore_registry/history_hooks dedup
- P1: mail/plugin restore unregister, mcp_client datetime.now(UTC), saved_views/filters patterns
- P1: ProtectedRoute fail-closed, 13 test assertion fixes (bcrypt, DB-URLs, SECRET_KEYs)
- P2: deprecated notifications → post_system_message (3 files), forgejo Base, report_generator lazy import
- P2: webhooks permissions, deps.py/roles.py plugin perms removed, import_export default
- P2: address/tags/entity_links patterns removed, worker.py Contract-Umgehungen fixed
- P2: 28 frontend TODOs (hardcoded constants, deprecated notification API)
- P3: dead code, duplicates, deprecated imports, private attr, __import__ inline
- P3: 8 frontend TODOs (LucideIcons, inline styles, XSS, i18n)
- ruff: 838 → 0 (612 auto-fix + 246 manual + 27 F821 regression fix)
- F821: 30 → 0 (AutomationDefinition, DmsFile, user_id, Path, Any, String)
- Contract-Umgehungen: 2 neue gefunden (worker.py:169, worker.py:280) und gefixt

app/plugins/builtins/ai_ui_control/websocket_manager.py

@@ -15,6 +15,7 @@ import uuid
 from typing import Any
 
 from fastapi import WebSocket
+from sqlalchemy.ext.asyncio import AsyncSession
 
 from app.core.ws_helpers import (
     authenticate_ws,
@@ -28,7 +29,6 @@ from app.core.ws_pubsub import (
     get_tenant_channel,
     subscribe_to_channel,
 )
-from sqlalchemy.ext.asyncio import AsyncSession
 
 logger = logging.getLogger(__name__)
 
@@ -176,9 +176,9 @@ class AIUIControlWSManager:
         if command_id:
             self._feedback[command_id] = feedback
             # Enforce max feedback entries (FIFO eviction)
-            MAX_FEEDBACK_ENTRIES = 100
-            if len(self._feedback) > MAX_FEEDBACK_ENTRIES:
-                keys_to_remove = list(self._feedback.keys())[:-MAX_FEEDBACK_ENTRIES]
+            max_feedback_entries = 100
+            if len(self._feedback) > max_feedback_entries:
+                keys_to_remove = list(self._feedback.keys())[:-max_feedback_entries]
                 for key in keys_to_remove:
                     del self._feedback[key]
             logger.debug(f"AI UI Control: feedback stored for command {command_id}: {feedback.get('status')}")