51 lines
1.3 KiB
Docker
51 lines
1.3 KiB
Docker
# =============================================================================
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# Stage 1: Build
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# =============================================================================
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FROM node:20-alpine AS builder
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WORKDIR /app
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# Install dependencies first (layer cache optimization)
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COPY package.json package-lock.json* ./
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RUN npm ci --legacy-peer-deps
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# Copy source
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COPY . .
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# Build Next.js
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ENV NEXT_TELEMETRY_DISABLED=1
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RUN npm run build
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# =============================================================================
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# Stage 2: Runtime (minimal Node.js image)
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# =============================================================================
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FROM node:20-alpine AS runtime
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# Install dumb-init for proper signal handling
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RUN apk add --no-cache dumb-init
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WORKDIR /app
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# Copy built artifacts from builder
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COPY --from=builder /app/.next .next
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COPY --from=builder /app/public ./public
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COPY --from=builder /app/package.json ./
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COPY --from=builder /app/node_modules ./node_modules
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ENV NODE_ENV=production
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ENV NEXT_TELEMETRY_DISABLED=1
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# Non-root user for security
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RUN addgroup -g 1001 -S nodejs && \
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adduser -S nextjs -u 1001
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USER nextjs
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EXPOSE 3000
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# Health check
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HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
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CMD wget -qO- http://localhost:3000/api/health || exit 1
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ENTRYPOINT ["dumb-init", "--"]
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CMD ["node_modules/.bin/next", "start"]
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