slate/scripts/index.js

if (process.env.NODE_ENV !== "www") {
  console.log("[ slate ] loading dotenv");
  require("dotenv").config();
}

require("@babel/register")({
  presets: ["@babel/preset-env"],
  ignore: ["node_modules", ".next"],
});

module.exports = require("./" + process.argv[2] + ".js");