Update visualization.py

visualization.py

@@ -41,7 +41,7 @@ def update_visibility_and_charts(status, exec_time, lang, attachments, bigfive,
         for speaker, data in speakers_data.items():
             if data:
                 fig = create_bar_chart(data, f"{analysis_type} Analysis - {speaker}")
-                outputs.append(fig)
+                outputs.append(fig.to_json())
                 outputs.append(gr.update(value=explanation, visible=True, label=f"{analysis_type} Explanation - {speaker}"))
             else:
                 outputs.append(None)