return headers as JSON instead

app.py

@@ -7,10 +7,7 @@ def show_headers():
     # Get headers from request object
     headers = dict(request.headers)
 
-    # Convert the headers dictionary into a string with key-value pairs separated by commas
+    return headers, 200
-    headers_str = '\n'.join(f'{key}: {value}' for key, value in headers.items())
-
-    return f'Headers:\n{headers_str}'
 
 if __name__ == '__main__':
     app.run(debug=True)