fix(api): serialize startup bootstrap ddl

apps/api/src/main.py

@@ -31,6 +31,7 @@ from fastapi.responses import JSONResponse, Response
 from prometheus_client import CONTENT_TYPE_LATEST, generate_latest
 from sentry_sdk.integrations.fastapi import FastApiIntegration
 from sentry_sdk.integrations.starlette import StarletteIntegration
+from uvicorn.middleware.proxy_headers import ProxyHeadersMiddleware
 
 from src.api.v1 import agents as agents_v1  # Phase 9.5: Agent Teams API
 from src.api.v1 import ai as ai_v1
@@ -84,7 +85,11 @@ from src.api.v1 import webhooks as webhooks_v1
 from src.core.config import settings
 from src.core.http_client import close_all_http_clients, init_all_http_clients
 from src.core.logging import get_logger, setup_logging
-from src.core.redis_client import close_redis_pool, init_redis_pool
+from src.core.redis_client import (
+    close_redis_pool,
+    close_worker_redis_pool,
+    init_redis_pool,
+)
 from src.core.sse import get_publisher
 from src.core.telemetry import setup_telemetry, shutdown_telemetry
 
@@ -783,6 +788,7 @@ async def lifespan(_app: FastAPI) -> AsyncGenerator[None, None]:
 
     # Phase 6.1: 關閉 Signal Worker (先關閉 Consumer)
     await close_signal_worker()
+    await close_worker_redis_pool()
     await publisher.stop()
     await close_executor()
     await close_openclaw()
@@ -835,12 +841,8 @@ else:
 # Middleware
 # =============================================================================
 
-# 2026-04-03 ogt: Nginx 反向代理修正 — 讓 FastAPI 信任 X-Forwarded-Proto
-# 解決問題: /api/v1/knowledge (無結尾斜線) 307 redirect 產生 http:// Location
-# 原因: FastAPI 不知道自己在 HTTPS 後面，redirect 回 http://
-# 效果: 有了此中間件，307 Location 會是 https://
-from uvicorn.middleware.proxy_headers import ProxyHeadersMiddleware
-
+# 2026-04-03 ogt: Nginx 反向代理修正 — 讓 FastAPI 信任 X-Forwarded-Proto。
+# 避免 /api/v1/knowledge 等 redirect 在 HTTPS 反向代理後產生 http:// Location。
 app.add_middleware(ProxyHeadersMiddleware, trusted_hosts="*")
 
 # CORS - Strict Whitelist (Iron Law #2)