message: feat(cli): add VANT_CLI_VERSION env
diff: @@ -17,6 +17,8 @@ import { commitLint } from './commands/commit-lint';
  version(`@vant/cli ${packageJson.version}`);
  +process.env.VANT_CLI_VERSION = packageJson.version;
  +
  command('dev')
  .description('Run webpack dev server')
  .action(dev);
  