Dockerfile

# ArxMint — Production Dockerfile
# Pin to node:22.14-alpine for reproducible builds (Node.js 22 LTS current patch)
FROM node:22.14-alpine AS base

# Install dependencies
FROM base AS deps
WORKDIR /app
COPY package.json package-lock.json* ./
COPY prisma ./prisma
RUN npm ci --ignore-scripts && npx prisma generate

# Build
FROM base AS builder
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .
RUN npm run build

# Production
FROM base AS runner
WORKDIR /app
ENV NODE_ENV=production
RUN apk add --no-cache openssl
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
USER nextjs
EXPOSE 3000
ENV PORT=3000
ENV HOSTNAME="0.0.0.0"
HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=3 \
  CMD wget -qO- http://localhost:3000/api/health || exit 1
CMD ["node", "server.js"]