30 lines
1.2 KiB
Docker
30 lines
1.2 KiB
Docker
# syntax=docker.io/docker/dockerfile:experimental@sha256:de85b2f3a3e8a2f7fe48e8e84a65f6fdd5cd5183afa6412fff9caa6871649c44
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FROM node:lts-alpine@sha256:2ae9624a39ce437e7f58931a5747fdc60224c6e40f8980db90728de58e22af7c
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# npm wants to clone random Git repositories - lovely.
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RUN apk add git python make build-base
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# Run as user, otherwise, npx explodes.
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USER 1000
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RUN mkdir -p /home/node/app
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RUN mkdir -p /home/node/.npm
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WORKDIR /home/node/app
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# Only invalidate the npm install step if package.json changed
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ADD --chown=node:node package.json .
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ADD --chown=node:node package-lock.json .
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ADD --chown=node:node .env.test .env
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# We want to cache node_modules *and* incorporate it into the final image.
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RUN --mount=type=cache,uid=1000,gid=1000,target=/home/node/.npm \
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--mount=type=cache,uid=1000,gid=1000,target=node_modules \
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npm install && \
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cp -r node_modules node_modules_cache
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# Amusingly, Debian's coreutils version has a bug where mv believes that
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# the target is on a different fs and does a full recursive copy for what
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# could be a renameat syscall. Alpine does not have this bug.
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RUN rmdir node_modules && mv node_modules_cache node_modules
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ADD --chown=node:node . .
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