Add startup event to request GPU for ZeroGPU detection

app.py

@@ -198,6 +198,17 @@ app = FastAPI(
 )
 
 
+@app.on_event("startup")
+async def startup_event():
+    """アプリ起動時の処理（ZeroGPU要求）"""
+    if SPACES_AVAILABLE:
+        try:
+            spaces.GPU()
+            print("[SPACE] GPU要求をstartup eventで送信しました")
+        except Exception as e:
+            print(f"[SPACE] GPU要求エラー: {e}")
+
+
 @app.get("/")
 def root() -> Dict[str, str]:
     """簡易案内"""