- Add docker-compose.staging.yml (app on 127.0.0.1:8081, separate MongoDB on 127.0.0.1:27019, dedicated volume/network) - deploy.sh: select compose file and port per environment (staging 8081, production 8080) - Dockerfile: accept NEXT_PUBLIC_SITE_URL as build arg (inlined at build time for NEXT_PUBLIC_ vars); pass it in both compose files - Add .env.staging.example and .env.production.example
53 lines
1.2 KiB
Docker
Executable File
53 lines
1.2 KiB
Docker
Executable File
# Multi-stage build for Next.js application
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# Stage 1: Build stage
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FROM node:20-alpine AS builder
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WORKDIR /app
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# NEXT_PUBLIC_* vars are inlined at build time — must be passed as build args
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ARG NEXT_PUBLIC_SITE_URL
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ENV NEXT_PUBLIC_SITE_URL=$NEXT_PUBLIC_SITE_URL
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# Copy package files
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COPY package.json package-lock.json* ./
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# Install dependencies
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RUN npm ci --prefer-offline --no-audit
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# Copy source code
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COPY . .
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# Build the application
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RUN npm run build
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# Stage 2: Production runtime
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FROM node:20-alpine AS runner
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WORKDIR /app
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# Set production environment
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ENV NODE_ENV=production
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# Create non-root user for security
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RUN addgroup --system --gid 1001 nodejs
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RUN adduser --system --uid 1001 nextjs
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# Copy built application from builder stage
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COPY --from=builder /app/.next/standalone ./
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COPY --from=builder /app/.next/static ./.next/static
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COPY --from=builder /app/public ./public
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# Change ownership to non-root user
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RUN chown -R nextjs:nodejs /app
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USER nextjs
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# Expose port
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EXPOSE 3000
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# Health check
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HEALTHCHECK --interval=30s --timeout=5s --retries=5 \
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CMD wget -qO- http://localhost:3000/api/health || exit 1
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# Start the application
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CMD ["node", "server.js"]
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