fix graph

app.py

@@ -157,6 +157,7 @@ with demo:
     
     with gr.Row():
         generate_btn = gr.Button("Map Your Lesson Plan")
+        download_btn = gr.Button("Download Lesson Graph (JSON)")
         clear_btn = gr.Button("Clear Landscape")
 
 
@@ -176,13 +177,10 @@ with demo:
         inputs=[teacher_name, subject, grade_level, learning_objective, activity, assessment, resource, school_board],
         outputs=[search_output, graph_output]
     )
-
-    # Adding the button to download the lesson graph as JSON
-    download_btn = gr.Button("Download Lesson Graph (JSON)")
     
     download_btn.click(
         graph_to_json,
-        outputs=gr.File(label="Download JSON File")
+        outputs=[message_output]
     )
     
     clear_btn.click(clear_graph, outputs=message_output)