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tdurieux
1dde5dc308
Split into builder (node:21-slim, full deps + tsc/gulp) and runtime (node:21-alpine, production deps only). Drops ~hundreds of MB from the published image and removes dev tooling from the runtime layer.
29 lines
625 B
Docker
29 lines
625 B
Docker
# syntax=docker/dockerfile:1
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FROM node:21-slim AS builder
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WORKDIR /app
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COPY package.json package-lock.json ./
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RUN npm ci
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COPY tsconfig.json gulpfile.js ./
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COPY public ./public
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COPY src ./src
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RUN npm run build && npm prune --omit=dev && npm cache clean --force
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FROM node:21-alpine AS runtime
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ENV NODE_ENV=production
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ENV PORT=5000
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EXPOSE 5000
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WORKDIR /app
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COPY --from=builder /app/node_modules ./node_modules
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COPY --from=builder /app/build ./build
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COPY --from=builder /app/public ./public
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COPY --from=builder /app/package.json ./package.json
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COPY healthcheck.js ./healthcheck.js
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CMD ["node", "./build/server/index.js"]
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