update app

app.py

@@ -140,7 +140,7 @@ with gr.Blocks() as demo:
     with gr.Row():
         # -- Left Column: Settings --
         with gr.Column(scale=1):
-            image_files_input = gr.File(
+            image_files_input = gr.Gallery(
                 file_count="multiple",
                 file_types=["image"],
                 label="Input Images (Optional)",
@@ -179,7 +179,7 @@ with gr.Blocks() as demo:
         with gr.Column(scale=1):
             with gr.Group(elem_classes="output-card"):
                 output_image = gr.Image(
-                    label="Generated Output", type="pil", interactive=False
+                    label="Generated Output", type="pil", interactive=False, format="png",
                 )
                 used_seed_output = gr.Textbox(
                     label="Used Seed", interactive=False
@@ -237,4 +237,4 @@ with gr.Blocks() as demo:
     )
 
 if __name__ == "__main__":
-    demo.queue().launch(theme="matanninio/IBM_Carbon_Theme", css=css, show_error=True, mcp_server=True)
+    demo.queue().launch(theme=gr.themes.Soft(), css=css, show_error=True, mcp_server=True)