client-admin/build/start.js

const concurrently = require("concurrently");
concurrently(
  [
    { command: "npm run dev:vite", prefixColor: "green", name: "renderer" },
    { command: "npm run dev:main", prefixColor: "magenta", name: "main" },
  ],
  {
    killOthers: ["failure", "success"],
  }
).then(
  () => {
    console.log("exit!");
  },
  () => {
    console.log("exit!");
  }
);