message: feat(mfsu): support user define want replace env var
diff: @@ -62,6 +62,7 @@ export async function build(opts: IOpts) {
  // __dirname sham
  __dirname: JSON.stringify('__dirname'),
  'process.env.NODE_ENV': JSON.stringify(opts.mode || 'development'),
  + ...opts.config.define,
  },
  loader: {
  '.svg': 'dataurl',
  