anchor.diff:    <tr>
       <td><code>options</code></td>
       <td>
  -      The list of select field options. For 6 or less options they’ll be displayed as radio buttons, otherwise they'll be displayed in a dropdown box.
  +      The list of select field options.<br>
  +      For 6 or less options they’ll be displayed as radio buttons, otherwise they'll be displayed in a dropdown box.<br>
  +      If selecting multiple options is permitted the options will be displayed as checkboxes.
       </td>
     </tr>
   </table>
  
positive.code: <table>
    <tr>
      <td><code>label</code></td>
      <td>The text displayed on the select list item.<br>
      <em>Example:</em> <code>"Stable"</code></td>
    </tr>
    <tr>
      <td><code>value</code></td>
      <td>
        The value to be stored as meta-data (e.g. to be later retrieved via the <a href="/docs/agent/v3/cli-meta-data">buildkite-agent meta-data command</a>)<br>
        <em>Example:</em> <code>"stable"</code></td>
    </tr>
  </table>
  
  
negative.code:         key: "deploy-regions"
          hint: "Which regions should we deploy this to? \:earth_asia\:"
          multiple: true
          default:
            - "na"
            - "eur"
            - "asia"
            - "aunz"
          options:
            - label: "North America"
              value: "na"
  