Dockerfile

FROM node:22-alpine AS base

FROM base AS deps
WORKDIR /app
COPY package.json package-lock.json* ./
RUN npm ci --omit=dev

FROM base AS builder
WORKDIR /app
COPY package.json package-lock.json* ./
RUN npm ci
COPY . .
RUN npm run build

FROM base AS runner
WORKDIR /app

ENV NODE_ENV=production
ENV NEXT_TELEMETRY_DISABLED=1

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

RUN mkdir -p /app/data && chown nextjs:nodejs /app/data

USER nextjs

EXPOSE 3000

ENV PORT=3000
ENV HOSTNAME="0.0.0.0"

CMD ["node", "server.js"]