Update app.py

app.py

@@ -128,7 +128,7 @@ def get_run_step_details(run_steps):
                                 file = client.files.retrieve(file_id)
                                 print(file)
                                 content = client.files.content(file_id)
-                                img = generate_markdown_image(content)
+                                img = generate_markdown_image(content.arrayBuffer())
                                 print("\n\n")
                                 print(img)
                                 return content