message: fix: trim empty lines in markdown editor
diff: @@ -104,7 +104,9 @@ export function MarkdownEditor(
  editor.setReadOnly(props.disabled);
  setEditor(editor);
  editor.events.onChange((value: string) => {
  - props.saveValueToSDK(value);
  + // Trim empty lines
  + const trimmedValue = value.replace(/^\s+$/gm, '');
  + props.saveValueToSDK(trimmedValue);
  setCurrentValue(value);
  });
  }}
  