gulpfile.babel.js

import gulp from 'gulp'
import htmlmin from 'gulp-htmlmin'
import ghPages from 'gulp-gh-pages'
import confirm from 'inquirer-confirm'

gulp.task('deploy', () => {
    confirm('Keep in mind that you need to commit and push all changes to ' +
    'the master before deploy, otherwise it will not work\n' +
    'Are you sure you want to deploy to gh-pages').then(() => {
        return gulp.src('./public/**/*')
        .pipe(ghPages())
    }, () => {
        process.stdout.write('deploy aborted\n')
    })
})

gulp.task('minify', () => {
    return gulp.src('./public/**/*.html')
      .pipe(htmlmin({collapseWhitespace: true}))
      .pipe(gulp.dest('public'))
})