add api

add api support

app.py

@@ -317,7 +317,7 @@ with gr.Blocks(css="style.css") as demo:
     inputs = [model_name, prompt, guidance, steps, n_images, width, height, seed, image, strength, neg_prompt]
     outputs = [gallery, error_output]
     prompt.submit(inference, inputs=inputs, outputs=outputs)
-    generate.click(inference, inputs=inputs, outputs=outputs)
+    generate.click(inference, inputs=inputs, outputs=outputs, api_name="generate_image")
 
     ex = gr.Examples([
         [models[7].name, "tiny cute and adorable kitten adventurer dressed in a warm overcoat with survival gear on a winters day", 7.5, 25],