Update mineru/cli/gradio_app.py

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

mineru/cli/gradio_app.py

@@ -275,9 +275,7 @@ def main(ctx,
             print("vLLM engine init successfully.")
         except Exception as e:
             logger.exception(e)
-    suffixes = []
-    for suffix in pdf_suffixes + image_suffixes:
-        suffixes.append(f".{suffix}")
+    suffixes = [f".{suffix}" for suffix in pdf_suffixes + image_suffixes]
     with gr.Blocks() as demo:
         gr.HTML(header)
         with gr.Row():