Example retrieving language from client-side cookie when initialising service worker

cookieInitInServiceWorker.ts

try {
  const languageCookieFromWebApp: chrome.cookies.Cookie | null =
    await chrome.cookies.get({
      url: `${your - webApp - url}`, // Remember taht URL change for localhost and live
      name: "{your-webApp-name}-language",
    });
  if (languageCookieFromWebApp) {
    const language = languageCookieFromWebApp.value
    if (language) {
      chrome.storage.local.set({ language });
    }
  }
} catch (error: unknown) {
  console.error("Failed to initialise isSkimlinksEmployee cookie in cache", error);
}