Dockerfile

FROM node:22-slim AS base
ENV PNPM_HOME="/pnpm"
ENV PATH="$PNPM_HOME:$PATH"
RUN corepack enable && corepack prepare pnpm@latest-10 --activate

FROM base AS deps
WORKDIR /app
COPY package.json pnpm-lock.yaml ./
RUN --mount=type=cache,id=pnpm,target=/pnpm/store \
    pnpm install --frozen-lockfile

FROM base AS build
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .
ENV NEXT_TELEMETRY_DISABLED=1
ENV NODE_ENV=production
RUN pnpm build

FROM node:22-slim AS runner
WORKDIR /app
ENV NODE_ENV=production
ENV NEXT_TELEMETRY_DISABLED=1
ENV HOSTNAME="0.0.0.0"
ENV PORT=3000

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

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

USER nextjs
EXPOSE 3000
CMD ["node", "server.js"]