fix: app.py

app.py

@@ -3,11 +3,20 @@ from pydantic import BaseModel, HttpUrl
 from typing import List, Dict, Optional
 import asyncio
 from main import WebScrapingOrchestrator
+from contextlib import asynccontextmanager
+
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    # Startup code (if any) goes here
+    yield
+    # Shutdown code goes here
+    await orchestrator.close_connections()
 
 app = FastAPI(
     title="Advanced Web Scraper for LLM",
     description="Scrape, analyze, and store web content optimized for LLM consumption",
-    version="1.0.0"
+    version="1.0.0",
+    lifespan = lifespan,
 )
 
 # Global orchestrator instance
@@ -200,11 +209,6 @@ def _assess_difficulty(metadata: Dict) -> str:
     else:
         return "advanced"
 
-@app.on_event("shutdown")
-async def shutdown_event():
-    """Clean up on shutdown"""
-    orchestrator.close_connections()
-
 # Run the API
 if __name__ == "__main__":
     import uvicorn