Run Sidecar with Webpack

npm install webpack-hook-plugin @spotlightjs/spotlight --save-dev

webpack.config.js

const path = require("path");
const WebpackHookPlugin = require("webpack-hook-plugin");

module.exports = {
  watch: true,
  devServer: {
    static: {
      directory: path.join(__dirname, "dist"),
    },
    compress: true,
    port: 9000,
  },
  entry: "./src/index.js",
  output: {
    filename: "main.js",
    path: path.resolve(__dirname, "dist"),
  },
  plugins: [
    new WebpackHookPlugin({
      onBuildStart: ['npx @spotlightjs/spotlight'],
      // Or you package manager of you choice e.g. yarn run spotlight-sidecar
    }),
  ],
};