feat(B-HOOK): Lifecycle Hooks + Outbox Events — 55 neue Hooks, 10 Domain Events

B-HOOK-CORE: Company Hooks (6: before/after create/update/delete)
B-HOOK-MAIL: Mail Hooks (5: after_receive, before/after_delete, before/after_move)
B-HOOK-DMS: DMS Hooks (10: after_upload, before/after_update/delete/restore, folder CRUD)
B-HOOK-CAL: Calendar Hooks (4: before/after update/delete)
B-HOOK-TASK: Task Hooks (6: before/after create/update/delete)
B-HOOK-COMM: Communication Hooks (8: conversation create, message/edit/delete)
B-HOOK-AI: Agent Hooks (2: before/after_run)
B-HOOK-WF: Workflow Hooks (4: before/after_start, after_complete/cancel)
B-HOOK-TAG: Tag Hooks (8: create/assign/unassign/delete)
B-HOOK-SEARCH: Search Filters (2: before/after_search)

B-EVT-OUTBOX: 10 Domain Events (task.completed, file.created/deleted/restored, mail.received, workflow.started/completed/cancelled, agent.run_started/completed)

B-HOOK-TEST: 79 Tests in test_lifecycle_hooks.py — alle grün
B-HOOK-DOC: Plugin-Dev-Guide Kapitel 8 aktualisiert (Hook-Liste + Outbox Event-Liste)

app/plugins/builtins/unified_search/search_engine.py

@@ -101,6 +101,8 @@ async def hybrid_search(
         query_text = f"{normalized_query} {' '.join(semantic_terms)}"
     query_embedding = await generate_embedding(query_text, db=db, tenant_id=tenant_id)
 
+    from app.core.hooks import apply_filters
+    query_analysis = await apply_filters("search.before_search", query_analysis)
     all_results: list[dict[str, Any]] = []
     fetch_limit = limit * 2
 
@@ -132,6 +134,8 @@ async def hybrid_search(
             all_results.append(result)
 
     all_results.sort(key=lambda x: x.get("score", 0.0), reverse=True)
+    from app.core.hooks import apply_filters
+    all_results = await apply_filters("search.after_search", all_results)
     return all_results[:limit]