Define GPU function immediately after spaces import for detection

app.py

@@ -9,6 +9,16 @@ This Gradio app provides:
 - SSE streaming support
 """
 
+# Import spaces FIRST - required for ZeroGPU GPU detection
+import spaces
+
+# Define a GPU function immediately after importing spaces
+# This ensures ZeroGPU detects it at startup
+@spaces.GPU(duration=60)
+def _zerogpu_test():
+    """Test function for ZeroGPU detection."""
+    return True
+
 import logging
 import time
 from typing import Optional
@@ -19,8 +29,6 @@ from fastapi import Header, HTTPException
 from fastapi.responses import StreamingResponse, JSONResponse
 from huggingface_hub import HfApi
 
-# Import spaces - required for ZeroGPU
-import spaces
 ZEROGPU_AVAILABLE = True
 
 from config import get_config, get_quota_tracker