message: Don't run `edit-readme` if no readme exists
diff: @@ -10,10 +10,10 @@ import {isPermalink} from '../github-helpers';
  import getDefaultBranch from '../github-helpers/get-default-branch';
  async function init(): Promise<void | false> {
  - const readmeHeader = (await elementReady('#readme :is(.Box-header, .js-sticky)'))!;
  + const readmeHeader = await elementReady('#readme :is(.Box-header, .js-sticky)');
  // The button already exists on repos you can push to
  - if (select.exists('[aria-label="Edit this file"]', readmeHeader)) {
  + if (!readmeHeader || select.exists('[aria-label="Edit this file"]', readmeHeader)) {
  return false;
  }
  