Dockerfile

# Stage 1: Dependencies
FROM node:20-alpine AS deps
RUN apk add --no-cache libc6-compat
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci

# Stage 2: Development (used by docker-compose for local dev)
FROM deps AS dev
WORKDIR /app
COPY . .
RUN npx prisma generate
EXPOSE 3000
ENV NODE_ENV=development
ENV NEXT_TELEMETRY_DISABLED=1
CMD ["npm", "run", "dev"]

# Stage 3: Builder (production build)
FROM deps AS builder
WORKDIR /app
COPY . .
RUN npx prisma generate && npm run build

# Stage 4: Runner (production)
FROM node:20-alpine 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 /app/packages ./packages
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"]