Optional

app.py

@@ -20,8 +20,29 @@ with block:
     btn = gr.Button("Generate")
     btn.click(dream, inputs=prompt, outputs=[gallery])
 
-gradio_app = gr.routes.App.create_app(block)
 
-app = gr.mount_gradio_app(app, gradio_app, "localhost", "7869", "/")
+def mount_gradio_app(
+    app: FastAPI, blocks: gr.Blocks, path: str, gradio_api: str
+) -> FastAPI:
+    """Mount a gradio application (created with gr.routes.App.create_app(block)) to an existing FastAPI application.
+
+    Parameters:
+        app: The parent FastAPI application.
+        blocks: The blocks application we want to moung
+        path: The path at which the gradio application will be mounted.
+    """
+
+    gradio_app = gr.routes.App.create_app(blocks)
+
+    @app.on_event("startup")
+    async def start_queue():
+        if gradio_app.blocks.enable_queue:
+            gradio_app.blocks._queue.set_url(gradio_api)
+            gradio_app.blocks.startup_events()
+
+    app.mount(path, gradio_app)
+    return app
+
+app = mount_gradio_app(app, block, "/", gradio_api="http://localhost:7860/")
 app.mount("/img", StaticFiles(directory="images", html=True), name="images")
 uvicorn.run(app, host="0.0.0.0", port=7860)