import {readFileSync, writeFileSync} from 'fs';
import posthtml from 'posthtml';
import removeTags from 'posthtml-remove-tags';
const html = readFileSync('input.html', 'utf8');
posthtml()
    .use(removeTags({tags: ['style', 'script']}))
    .process(html)
    .then(result => {
        writeFileSync('output.html', result.html);
    });