message: Add clean command to index
diff: @@ -90,6 +90,11 @@ const main = (argv: string[]) => {
  )
  .action(actionHandler(() => require('commands/build-cache')));
  + program
  + .command('clean')
  + .description('Delete cache directories')
  + .action(actionHandler(() => require('commands/clean/clean')));
  +
  program.on('command:*', () => {
  console.log();
  console.log(
  