feat: Refactor correction section visibility handling in verification UI

src/interface/conversation_verification_ui.py

@@ -76,8 +76,7 @@ class VerificationInterface:
                         incorrect_btn = gr.Button("❌ Incorrect", variant="secondary", scale=1)
                     
                     # Correction interface (initially hidden)
-                    correction_section = gr.Column(visible=False)
-                    with correction_section:
+                    with gr.Column(visible=False) as correction_section:
                         gr.Markdown("### Select Correct Classification:")
                         correction_radio = gr.Radio(
                             choices=["GREEN", "YELLOW", "RED"],
@@ -157,7 +156,7 @@ class VerificationInterface:
             )
             
             def show_correction_section():
-                return gr.Column(visible=True)
+                return gr.update(visible=True)
             
             incorrect_btn.click(
                 fn=show_correction_section,