FROM node:18-alpine AS base # Install dependencies only when needed FROM base AS deps # Check https://github.com/nodejs/docker-node/tree/b4117f9333da4138b03a546ec926ef50a31506c3#nodealpine to understand why libc6-compat might be needed. RUN apk add --no-cache libc6-compat WORKDIR /app # Install dependencies based on the preferred package manager (Yarn 2) COPY package.json yarn.lock* ./ RUN yarn install --immutable # Rebuild the source code only when needed FROM base AS builder WORKDIR /app COPY --from=deps /app/node_modules ./node_modules COPY . . # Next.js collects completely anonymous telemetry data about general usage. # Learn more here: https://nextjs.org/telemetry # Uncomment the following line in case you want to disable telemetry during the build. # ENV NEXT_TELEMETRY_DISABLED 1 # RUN yarn build # If using npm comment out above and use below instead # RUN npm run build # Production image, copy all the files and run next FROM base AS runner WORKDIR /app # ENV NODE_ENV production # Uncomment the following line in case you want to disable telemetry during runtime. # ENV NEXT_TELEMETRY_DISABLED 1 RUN addgroup --system --gid 1001 nodejs RUN adduser --system --uid 1001 nextjs COPY --from=builder /app/public ./public # Automatically leverage output traces to reduce image size # https://nextjs.org/docs/advanced-features/output-file-tracing COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./ COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static USER nextjs EXPOSE 3000 ENV PORT 3000 CMD ["node", "server.js"]