npx create-next-app@latest express-server-app

cd express-server-app
npm i express
npm i -D ts-node @types/express

import express, { json } from 'express';
import next from "next";

const port = parseInt(process.env.PORT || "3000", 10);
const dev = process.env.NODE_ENV !== "production";
const server = express();
const app = next({ dev });

async function startupServer() {
  await app.prepare();    

  const handle = app.getRequestHandler();
  server.get('*',(req, res) => handle(req, res));

  server.listen(port, () => {
    console.log(
      `> Server listening at http://localhost:${port} as ${dev ? "development" : process.env.NODE_ENV}`,
    );
  });    
}

startupServer();

{
  "extends": "./tsconfig.json",
  "compilerOptions": {
    "module": "commonjs",
    "outDir": "dist",
    "lib": ["es2019"],
    "target": "es2019",
    "noEmit": false
  },
  "include": ["server.ts"]
}

"dev": "ts-node -P ./tsconfig.server.json ./server.ts",

npm run dev

FROM node:18-alpine AS base

# Install dependencies only when needed
FROM base AS deps
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci

# Rebuild the source code only when needed
FROM base AS builder
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .

RUN npm run build

"build": "next build && tsc --project tsconfig.server.json",

const nextConfig = {
  output: "standalone",
};

# Production image, copy all the files (express + next.js) and run express
FROM base AS runner
WORKDIR /app

RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs

COPY --from=builder /app/public ./public
COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static

COPY --from=builder /app/dist ./

COPY --from=builder /app/package-lock.json ./
RUN npm ci --omit dev

USER nextjs
EXPOSE 3000
ENV PORT=3000

# server.js is created by next build from the standalone output
ENV HOSTNAME="0.0.0.0"
CMD ["npm", "run", "start"]

"start": "NODE_ENV=production node ./server.js",

docker build -t express-server-app .
docker run -p 3000:3000 -it express-server-app