update generate button

app.py

@@ -626,19 +626,25 @@ with gr.Blocks(theme=theme, css=css_code, title="Panorama Z-Image") as app:
         fn=calculate_tile_size,
         inputs=[height, width, overlap],
         outputs=[new_target_height, new_target_width],
-        show_api=False,
+        api_name="calculate_tile_size"
     )
     generate_button.click(
-        fn=randomize_seed_fn,
-        inputs=[generation_seed, randomize_seed],
-        outputs=generation_seed,
+        fn=clear_result,
+        inputs=None,
+        outputs=result,
         queue=False,
-        api_name=False,
+        api_name=False
     ).then(
         fn=calculate_tile_size,
         inputs=[height, width, overlap],
         outputs=[new_target_height, new_target_width],
-        show_api=False,
+        show_api=False
+    ).then(
+        fn=randomize_seed_fn,
+        inputs=[generation_seed, randomize_seed],
+        outputs=generation_seed,
+        queue=False,
+        api_name=False,    
     ).then(
         fn=generate_z_image_panorama,
         inputs=predict_inputs,