jetpack/test/fixtures/pkg-with-legacy/jetpack.config.js

Jetpack wraps webpack and nodemon to give you the best development workflow.

const rspackConfigForTests = require('../../helpers/rspackConfigForTests')

module.exports = {
  minify: false,
  target: {
    modern: true,
    legacy: true
  },
  rspack(config) {
    delete config.optimization.splitChunks
    delete config.optimization.runtimeChunk
    rspackConfigForTests(config)
  }
}