Update app.py

app.py

@@ -525,7 +525,7 @@ async def generate_text(request: Request):
     raise HTTPException(500, "Unknown provider routing error")
 
 @app.head("/gen/sfx")
-@app.get("/gen/sfx{prompt}")
+@app.get("/gen/sfx/{prompt}")
 @app.post("/gen/sfx")
 async def gensfx(request: Request, prompt: str = None):
     client_ip = request.client.host