Next 16 experiment - minimal Dockerfile

Dockerfile

# syntax=docker.io/docker/dockerfile:1

FROM node:25.2.1-alpine AS base

# Dependencies
FROM base AS deps
RUN apk add --no-cache libc6-compat
WORKDIR /app

# Install dependencies based on the preferred package manager
COPY package.json package-lock.json*.npmrc* ./
RUN npm install

# Source code
FROM base AS builder
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .

ENV NEXT_TELEMETRY_DISABLED=1

RUN npm run build

# Production image
FROM base AS runner
WORKDIR /app

ENV NEXT_TELEMETRY_DISABLED=1 \
    NODE_ENV=production 

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

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

ENV HOSTNAME="0.0.0.0"
CMD ["node", "server.js"]