add cacheStartUrl config option

README.md

@@ -262,11 +262,16 @@ module.exports = withPWA({
  - default: `[]`
  - example: `[/chunks\/images\/.*$/]` - Don't precache files under `.next/static/chunks/images` (Highly recommend this to work with `next-optimized-images` plugin)
  - doc: Array of (string, RegExp, or function()). One or more specifiers used to exclude assets from the precache manifest. This is interpreted following the same rules as Webpack's standard exclude option.
+- cacheStartUrl - whether to cache start url
+ - default: `true`
+ - [discussion of use case to not cache start url at all](https://github.com/shadowwalker/next-pwa/pull/296#issuecomment-1094167025)
 - dynamicStartUrl - if your start url returns different HTML document under different state (such as logged in vs. not logged in), this should be set to true.
  - default: `true`
+ - effective when `cacheStartUrl` set to `true`
  - recommend: set to **false** if your start url always returns same HTML document, then start url will be precached, this will help to speed up first load.
 - dynamicStartUrlRedirect - if your start url redirect to another route such as `/login`, it's recommended to setup this redirected url for the best user experience.
  - default: `undefined`
+ - effective when `dynamicStartUrlRedirect` set to `true`
 - fallbacks - config precached routes to fallback when both cache and network not available to serve resources.
  - **if you just need a offline fallback page, simply create a `/_offline` page such as `pages/_offline.js` and you are all set, no configuration necessary**
  - default: `object`

index.js

@@ -32,9 +32,9 @@ module.exports = (nextConfig = {}) => ({
  register = true,
  dest = distDir,
  sw = 'sw.js',
+ cacheStartUrl = true,
  dynamicStartUrl = true,
  dynamicStartUrlRedirect,
- cacheStartUrl = true,
  skipWaiting = true,
  clientsClaim = true,
  cleanupOutdatedCaches = true,

package.json

@@ -1,6 +1,6 @@
 {
  "name": "next-pwa",
- "version": "5.5.1",
+ "version": "5.5.2",
  "description": "Next.js with PWA, powered by workbox.",
  "main": "index.js",
  "repository": "https://github.com/shadowwalker/next-pwa",