36 lines
832 B
Docker
36 lines
832 B
Docker
# Multi-stage Dockerfile for Next.js app (production)
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FROM node:20-alpine AS deps
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WORKDIR /app
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# Install dependencies
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COPY package*.json ./
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RUN if [ -f package-lock.json ]; then npm ci; else npm install; fi
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# Build stage
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FROM node:20-alpine AS builder
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WORKDIR /app
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ENV NEXT_TELEMETRY_DISABLED=1
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COPY --from=deps /app/node_modules ./node_modules
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COPY . .
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RUN npm run build
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# Runtime stage
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FROM node:20-alpine AS runner
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WORKDIR /app
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ENV NODE_ENV=production
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ENV NEXT_TELEMETRY_DISABLED=1
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ENV PORT=3000
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# Install prod deps only for runtime
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COPY package*.json ./
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RUN if [ -f package-lock.json ]; then npm ci --omit=dev; else npm install --omit=dev; fi
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# Copy build artifacts
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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/next.config.* ./
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EXPOSE 3000
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CMD ["npm", "start"]
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