feat(P2): stock/music-lab/insta-lab/realestate-lab access_log 적용 + AGENT_CONTAINER_MAP 4개 매핑

stock/app/main.py

@@ -9,6 +9,7 @@ from fastapi.middleware.cors import CORSMiddleware
 import requests
 from apscheduler.schedulers.background import BackgroundScheduler
 from pydantic import BaseModel
+from _shared.access_log import install as install_access_log
 
 logging.basicConfig(level=logging.INFO, format="%(asctime)s [%(name)s] %(levelname)s %(message)s")
 logger = logging.getLogger("stock")
@@ -28,6 +29,7 @@ from .auth import verify_webai_key
 from . import webai_cache
 
 app = FastAPI()
+install_access_log(app)
 
 # Screener 라우터 등록
 from app.screener.router import router as screener_router