message: build: ignore .map files when packing
diff: @@ -25,16 +25,9 @@ function pack (browser) {
  archive.pipe(output)
  - fs.readdirSync(path.join(__dirname, `../dist/${browser}`))
  - .filter(name => !name.endsWith('.map'))
  - .forEach(name => {
  - const filePath = path.join(__dirname, `../dist/${browser}/`, name)
  - const stats = fs.lstatSync(filePath)
  - if (stats.isDirectory()) {
  - archive.directory(filePath, name)
  - } else if (stats.isFile()) {
  - archive.file(filePath, { name })
  - }
  + archive.glob(`**/*`, {
  + cwd: path.join(__dirname, '../dist', browser),
  + ignore: `**/*.map`
  })
  archive.finalize()
  