const fs = require('fs');
let content = fs.readFileSync('index.html', 'utf8');
const newV = '20260610c';
content = content.replace(/\?v=[^\"\']+/g, '?v=' + newV);
fs.writeFileSync('index.html', content, 'utf8');
console.log('Updated cache busters in index.html to ' + newV);
