Dockerize Your Next.js SaaS (Dockerfile + docker-compose for Production)

Local dev # docker-compose.yml services : db : image : postgres:16-alpine environment : POSTGRES_USER : myapp POSTGRES_PASSWORD : myapp POSTGRES_DB : myapp ports : [ " 5432:5432" ] docker compose up -d — PostgreSQL running. Production Dockerfile FROM node:20-alpine AS deps WORKDIR /app COPY package*.json ./ RUN npm ci FROM node:20-alpine AS builder WORKDIR /app COPY --from=deps /app/node_modules ./node_modules COPY . . RUN npx prisma generate && npm run build FROM node:20-alpine WORKDIR /app ENV NODE_ENV=production COPY --from=builder /app/.next/standalone ./ COPY --from=builder /app/.next/static ./.next/static COPY --from=builder /app/public ./public EXPOSE 3000 CMD ["node", "server.js"] ~150MB image. Works anywhere Docker runs. Add output: "standalone" to next.config.ts. Both files in LaunchKit ($49). Preview