Dockerfile

FROM node:20-alpine AS deps
WORKDIR /app

RUN corepack enable

COPY package.json pnpm-lock.yaml ./

RUN pnpm install --frozen-lockfile

FROM node:20-alpine AS builder
WORKDIR /app

RUN corepack enable
ENV NODE_ENV=production
ENV NEXT_TELEMETRY_DISABLED=1

COPY --from=deps /app/node_modules ./node_modules
COPY . .

RUN pnpm build

FROM node:20-alpine AS runner
WORKDIR /app

ENV NODE_ENV=production
ENV NEXT_TELEMETRY_DISABLED=1
ENV PORT=3000

RUN addgroup -S nodejs && adduser -S nextjs -G nodejs

COPY --from=builder /app/.next/standalone ./
COPY --from=builder /app/.next/static ./.next/static
COPY --from=builder /app/public ./public

USER nextjs
EXPOSE 3000

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