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Improve Dockerfile: Remove unnecessary docker binary duplication #4480

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Improve Dockerfile: Remove unnecessary layer
arturmartins Jun 8, 2026
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Merge branch 'main' into arturmartins-improve-dockerfile
arturmartins Jun 8, 2026
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Merge branch 'main' into arturmartins-improve-dockerfile
arturmartins Jun 8, 2026
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Merge branch 'main' into arturmartins-improve-dockerfile
arturmartins Jun 8, 2026
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Merge branch 'main' into arturmartins-improve-dockerfile
arturmartins Jun 8, 2026
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Merge branch 'main' into arturmartins-improve-dockerfile
arturmartins Jun 9, 2026
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Merge branch 'main' into arturmartins-improve-dockerfile
arturmartins Jun 28, 2026
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Merge branch 'main' into arturmartins-improve-dockerfile
arturmartins Jul 3, 2026
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7 changes: 5 additions & 2 deletions images/Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,9 @@ RUN export RUNNER_ARCH=${TARGETARCH} \
&& curl -fLo docker.tgz https://download.docker.com/${TARGETOS}/static/stable/${DOCKER_ARCH}/docker-${DOCKER_VERSION}.tgz \
&& tar zxvf docker.tgz \
&& rm -rf docker.tgz \
&& mkdir -p /docker-bin \
&& install -o root -g root -m 755 docker/* /docker-bin/ \
&& rm -rf docker \
Comment on lines +34 to +36

@arturmartins arturmartins Jun 8, 2026

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I'm just following the same process as before, but I would rather use chmod/chown. Happy to do that, if reviewers require it.

Comment on lines +34 to +36
&& mkdir -p /usr/local/lib/docker/cli-plugins \
&& curl -fLo /usr/local/lib/docker/cli-plugins/docker-buildx \
"https://github.com/docker/buildx/releases/download/v${BUILDX_VERSION}/buildx-v${BUILDX_VERSION}.linux-${TARGETARCH}" \
Expand Down Expand Up @@ -65,8 +68,8 @@ RUN adduser --disabled-password --gecos "" --uid 1001 runner \
WORKDIR /home/runner

COPY --chown=runner:docker --from=build /actions-runner .
COPY --from=build /usr/local/lib/docker/cli-plugins/docker-buildx /usr/local/lib/docker/cli-plugins/docker-buildx
COPY --from=build /docker-bin/ /usr/bin/
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RUN install -o root -g root -m 755 docker/* /usr/bin/ && rm -rf docker
COPY --from=build /usr/local/lib/docker/cli-plugins/docker-buildx /usr/local/lib/docker/cli-plugins/docker-buildx

USER runner