message: Meta: Toggle all screenshots in options page with Alt
diff: @@ -156,14 +156,22 @@ async function findFeatureHandler(event: Event): Promise<void> {
  }
  function summaryHandler(event: delegate.Event<MouseEvent>): void {
  - if (event.altKey || event.ctrlKey || event.metaKey || event.shiftKey) {
  + if (event.ctrlKey || event.metaKey || event.shiftKey) {
  return;
  }
  event.preventDefault();
  + if (event.altKey) {
  + for (const screenshotLink of select.all('.screenshot-link')) {
  + toggleScreenshot(screenshotLink.parentElement!);
  + }
  + } else {
  const feature = event.delegateTarget.parentElement!;
  + toggleScreenshot(feature);
  + }
  +}
  - // Toggle checkbox
  +function toggleScreenshot(feature: Element): void {
  const toggle = feature.querySelector('input.screenshot-toggle')!;
  toggle.checked = !toggle.checked;
  