feat: virtual company module, team projects, PWA dishes app, and startup scripts overhaul

- Add company module (3-tier org, CEO planning, parallel departments)
- Add company orchestrator, knowledge extractor, presets, scheduler
- Add company API endpoints, models, and frontend views
- Add 今天吃啥 PWA app (69 dishes, real images, offline support)
- Add team_projects output directory structure
- Add unified manage.ps1 for service lifecycle
- Add Windows startup guide v1.0
- Add TTS troubleshooting doc
- Update frontend (AgentChat UX overhaul, new views)
- Update backend (voice engine fix, multi-tenant, RBAC)
- Remove deprecated startup scripts and old docs

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

backend/app/api/execution_logs.py

@@ -39,7 +39,7 @@ class ExecutionLogResponse(BaseModel):
 
 
 def _has_execution_permission(db: Session, execution: Execution, current_user: User) -> bool:
-    if getattr(current_user, "role", None) == "admin":
+    if current_user.has_permission("execution:view_all"):
         return True
     if execution.workflow_id:
         workflow = db.query(Workflow).filter(Workflow.id == execution.workflow_id).first()