# 1. Base image FROM node:20-alpine AS base # 2. Dependencies FROM base AS deps RUN apk add --no-cache libc6-compat WORKDIR /app # Install dependencies COPY package.json package-lock.json* ./ COPY prisma ./prisma/ RUN npm ci --legacy-peer-deps RUN npx prisma generate # 3. Builder FROM base AS builder WORKDIR /app COPY --from=deps /app/node_modules ./node_modules COPY . . # Environment variables must be present at build time for Next.js ENV NEXT_TELEMETRY_DISABLED=1 RUN npm run build # 4. Runner 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 # Set the correct permission for prerender cache RUN mkdir .next RUN chown nextjs:nodejs .next # Automatically leverage output traces to reduce image size COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./ COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static COPY --from=builder --chown=nextjs:nodejs /app/prisma ./prisma USER nextjs EXPOSE 3000 ENV PORT=3000 ENV HOSTNAME="0.0.0.0" CMD ["node", "server.js"]