message: activate the initial tab to be executed
diff: @@ -442,7 +442,8 @@ export default class ExtCommand {
  async attachToTab(tabId) {
  const tab = await browser.tabs.update(tabId, {
  - url: browser.runtime.getURL("/bootstrap.html")
  + url: browser.runtime.getURL("/bootstrap.html"),
  + active: true
  });
  await browser.windows.update(tab.windowId, {
  focused: true
  