@quasar/app-webpack/templates/app/ts/ssrmiddleware.ts

Quasar Framework App CLI with Webpack

import { defineSsrMiddleware } from '#q-app/wrappers'

// "async" is optional;
// more info on params: https://v2.quasar.dev/quasar-cli-webpack/developing-ssr/ssr-middleware
export default defineSsrMiddleware(async ({ app /*, resolveUrlPath, publicPath, render */ }) => {
  // something to do with the server "app"
})