Add app.py

app.py

@@ -86,7 +86,7 @@ async def update_tunnel(request: Request):
     new_url = body.get("tunnel_url", "")
     if not new_url:
         return JSONResponse({"error": "tunnel_url required"}, status_code=400)
-    space_id = os.environ.get("SPACE_ID", "")
+    space_id = os.environ.get("MY_SPACE_ID", "")
     hf_token = os.environ.get("HF_TOKEN", "")
     try:
         async with httpx.AsyncClient(timeout=15) as c: