message: fix: use external url for static docs
diff: @@ -104,7 +104,7 @@ export async function createRouter({
  const { kind, namespace, name } = req.params;
  const storageUrl =
  config.getOptionalString('techdocs.storageUrl') ??
  - `${await discovery.getBaseUrl('techdocs')}/static/docs`;
  + `${await discovery.getExternalBaseUrl('techdocs')}/static/docs`;
  const catalogUrl = await discovery.getBaseUrl('catalog');
  const triple = [kind, namespace, name].map(encodeURIComponent).join('/');
  