@vite-pwa/create-pwa/templates/template-preact/src/claims-sw.js

PWA Templates

/// <reference lib="webworker" />
import { cleanupOutdatedCaches, createHandlerBoundToURL, precacheAndRoute } from 'workbox-precaching'
import { clientsClaim } from 'workbox-core'
import { NavigationRoute, registerRoute } from 'workbox-routing'

// self.__WB_MANIFEST is the default injection point
precacheAndRoute(self.__WB_MANIFEST)

// clean old assets
cleanupOutdatedCaches()

/** @type {RegExp[] | undefined} */
let allowlist
// in dev mode, we disable precaching to avoid caching issues
if (import.meta.env.DEV)
  allowlist = [/^\/$/]

// to allow work offline
registerRoute(new NavigationRoute(
  createHandlerBoundToURL('index.html'),
  { allowlist },
))

self.skipWaiting()
clientsClaim()