const fs = require("fs");
let w = fs.readFileSync("worker.js", "utf8");
console.log("SW_VERSION line:", (w.match(/const SW_VERSION = \d+/) || [])[0]);
console.log("has 20.76.03", w.includes("20.76.03"));
console.log("has 19.35", w.includes("19.35.36"));
console.log("has no longer supported skip", w.includes("deprecated-client"));
console.log("sw.js refs", w.match(/sw\.js\?v=\d+/g));
console.log("file len", w.length);