enable example caching

app.py

@@ -197,8 +197,8 @@ with gr.Blocks() as demo:
                 outputs=[gallery], 
                 fn=infer, 
                 examples_per_page=14,
-                cache_examples=False,
-                run_on_click=True
+                cache_examples=True,
+                cache_mode="lazy",
     )
 
     export_btn.click(