Docker: Do a little cleanup on docker and plugin installations

images/Dockerfile

@@ -14,25 +14,26 @@ RUN apt update -y && apt install -y --no-install-recommends curl unzip
 
 RUN export RUNNER_ARCH=${TARGETARCH} \
     && if [ "$RUNNER_ARCH" = "amd64" ]; then export RUNNER_ARCH=x64 ; fi \
-    && curl -f -L -o runner.tar.gz https://github.com/actions/runner/releases/download/v${RUNNER_VERSION}/actions-runner-${TARGETOS}-${RUNNER_ARCH}-${RUNNER_VERSION}.tar.gz \
+    && curl -fsSLo runner.tar.gz https://github.com/actions/runner/releases/download/v${RUNNER_VERSION}/actions-runner-${TARGETOS}-${RUNNER_ARCH}-${RUNNER_VERSION}.tar.gz \
     && tar xzf ./runner.tar.gz \
     && rm runner.tar.gz
 
-RUN curl -f -L -o runner-container-hooks.zip https://github.com/actions/runner-container-hooks/releases/download/v${RUNNER_CONTAINER_HOOKS_VERSION}/actions-runner-hooks-k8s-${RUNNER_CONTAINER_HOOKS_VERSION}.zip \
+RUN curl -fsSLo runner-container-hooks.zip https://github.com/actions/runner-container-hooks/releases/download/v${RUNNER_CONTAINER_HOOKS_VERSION}/actions-runner-hooks-k8s-${RUNNER_CONTAINER_HOOKS_VERSION}.zip \
     && unzip ./runner-container-hooks.zip -d ./k8s \
     && rm runner-container-hooks.zip
 
-WORKDIR /actions-docker
+WORKDIR /docker
 RUN export RUNNER_ARCH=${TARGETARCH} \
     && if [ "$RUNNER_ARCH" = "amd64" ]; then export DOCKER_ARCH=x86_64 ; fi \
     && if [ "$RUNNER_ARCH" = "arm64" ]; then export DOCKER_ARCH=aarch64 ; fi \
-    && curl -fLo docker.tgz https://download.docker.com/${TARGETOS}/static/stable/${DOCKER_ARCH}/docker-${DOCKER_VERSION}.tgz \
+    && curl -fsSLo docker.tgz https://download.docker.com/${TARGETOS}/static/stable/${DOCKER_ARCH}/docker-${DOCKER_VERSION}.tgz \
     && tar zxvf docker.tgz \
     && rm -rf docker.tgz \
-    && mkdir -p /usr/local/lib/docker/cli-plugins \
-    && curl -fLo /usr/local/lib/docker/cli-plugins/docker-buildx \
-        "https://github.com/docker/buildx/releases/download/v${BUILDX_VERSION}/buildx-v${BUILDX_VERSION}.linux-${TARGETARCH}" \
-    && chmod +x /usr/local/lib/docker/cli-plugins/docker-buildx
+    # Get CLI plugins
+    && rm -rf plugins \
+    && mkdir -p plugins \
+    # docker-buildx
+    && curl -fsSLo plugins/docker-buildx "https://github.com/docker/buildx/releases/download/v${BUILDX_VERSION}/buildx-v${BUILDX_VERSION}.linux-${TARGETARCH}"
 
 # Configure git-core/ppa based on guidance here: https://git-scm.com/download/linux
 # The second `apt update` isn't strictly necessary, but let's leave it here to force the
@@ -55,8 +56,8 @@ COPY --from=build /etc/apt/sources.list.d/*.list /etc/apt/sources.list.d/
 COPY --from=build /etc/apt/trusted.gpg.d/*.gpg /etc/apt/trusted.gpg.d/
 
 # Copy Docker files from build stage
-COPY --from=build --chown=root:root --chmod=0755 /actions-docker/docker/* /usr/bin/
-COPY --from=build /usr/local/lib/docker/cli-plugins/docker-buildx /usr/local/lib/docker/cli-plugins/docker-buildx
+COPY --from=build --chown=root:root --chmod=0755 /docker/docker/* /usr/bin/
+COPY --from=build --chown=root:root --chmod=0755 /docker/plugins/* /usr/local/lib/docker/cli-plugins/
 
 # Install a sane set of base utilities
 RUN apt update -y \