message: Change the naming of the post body button
diff: trans
  @click.prevent="toggleLong()"
  >
  - <translate>Write Article</translate>
  + <translate>Add Post Body</translate>
  </app-button>
  <app-button
  v-else
  sparse
  icon="remove"
  @click.prevent="toggleLong()"
  - v-app-tooltip="$gettext(`Remove text body`)"
  + v-app-tooltip="$gettext(`Remove Post Body`)"
  />
  </div>
  