Update app.py

app.py

@@ -137,7 +137,7 @@ def _purge_idle():
     for session_id in expired_sessions:
         asyncio.create_task(_close_session(session_id))
         
-@app.post("/api/browser/close")
+@app.delete("/api/browser/close/{session_id}")
 async def _close_session(session_id: str):
     if session_id not in browser_instances:
         return