43 lines
868 B
Docker
43 lines
868 B
Docker
# syntax = docker/dockerfile:1
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# Adjust NODE_VERSION as desired
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ARG NODE_VERSION=16.20.0
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FROM node:${NODE_VERSION}-slim as base
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LABEL fly_launch_runtime="Node.js"
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# Node.js app lives here
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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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# Throw-away build stage to reduce size of final image
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FROM base as build
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# Install packages needed to build node modules
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RUN apt-get update -qq && \
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apt-get install -y python pkg-config build-essential
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# Install node modules
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COPY --link package.json package-lock.json ./
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RUN npm ci --include=dev
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# Copy application code
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COPY --link . .
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# Remove development dependencies
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RUN npm prune --omit=dev
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# Final stage for app image
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FROM base
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# Copy built application
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COPY --from=build /app /app
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# Start the server by default, this can be overwritten at runtime
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EXPOSE 3000
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CMD [ "npm", "run", "start" ]
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