message: fix(theme): stop calling pwaPlugin by default
diff: @@ -4,7 +4,7 @@ import type { Plugin } from "@vuepress/core";
  import type { PWAOptions } from "vuepress-plugin-pwa2";
  export const getPWAPlugin = (options?: PWAOptions | boolean): Plugin | null => {
  - if (options === false) return null;
  + if (!options) return null;
  return pwaPlugin(typeof options === "object" ? options : {});
  };
  