const createExpoWebpackConfigAsync = require('@expo/webpack-config') // Expo CLI will await this method so you can optionally return a promise. module.exports = async function (env, argv) { const config = await createExpoWebpackConfigAsync( { ...env, offline: true }, argv, ) // If you want to add a new alias to the config. // config.resolve.alias["moduleA"] = "moduleB" // Maybe you want to turn off compression in dev mode. if (config.mode === 'development') { config.devServer.compress = false } // Or prevent minimizing the bundle when you build. // if (config.mode === "production") { // config.optimization.minimize = false // } // Finally return the new config for the CLI to use. return config }