update code

app.py

@@ -290,18 +290,18 @@ def main():
                 process_btn = gr.Button("🚀 Process Document", variant="primary", size="lg")
                 clear_btn = gr.Button("🗑️ Clear All", variant="secondary")
 
+                example_root = "examples"
+                if os.path.exists(example_root) and os.path.isdir(example_root):
+                    example_files = [os.path.join(example_root, f) for f in os.listdir(example_root) if f.endswith(tuple(pdf_suffixes + image_suffixes))]
+                    if example_files:
+                        gr.Examples(examples=example_files, inputs=file_input, label="Examples")
+                        
                 image_preview = gr.Image(label="Preview", type="pil", interactive=False, height=320)
                 
                 with gr.Row():
                     prev_page_btn = gr.Button("◀ Previous")
                     page_info = gr.HTML('<div class="page-info">No file loaded</div>')
                     next_page_btn = gr.Button("Next ▶")
-                
-                example_root = "examples"
-                if os.path.exists(example_root) and os.path.isdir(example_root):
-                    example_files = [os.path.join(example_root, f) for f in os.listdir(example_root) if f.endswith(tuple(pdf_suffixes + image_suffixes))]
-                    if example_files:
-                        gr.Examples(examples=example_files, inputs=file_input, label="Examples")
 
                 with gr.Accordion("Download & Details", open=False):
                     output_file = gr.File(label='Download Markdown Result', interactive=False)