text: /*
    version.js
    ===========
    generates an incremental hash for cache-busting
  */
  
  const fs = require('fs')
  const gulp = require('gulp')
  const path = require('path')
  
  gulp.task('version', function (done) {
    const version = (+new Date()).toString(36)
    fs.writeFile(path.resolve('./app/version.txt'), version, done)
  })
  