Update app.py

app.py

@@ -90,20 +90,13 @@ with gr.Blocks(title="AI Code Reviewer", theme=gr.themes.Soft()) as demo:
                 language="python",
                 label="Your Code",
                 lines=20,
-                placeholder="# Paste your code here..."
+                value="# Paste your code here...",
             )
             submit_btn = gr.Button("Review Code ↗", variant="primary")
 
         with gr.Column(scale=2):
             output = gr.Markdown(label="Review", value="*Review will appear here...*")
 
-    # Sync language selector to code editor highlight
-    language.change(
-        fn=lambda lang: gr.Code(language=lang.lower()),
-        inputs=language,
-        outputs=code_input
-    )
-
     submit_btn.click(
         fn=review_code,
         inputs=[code_input, language],