Dockerfile
FROM alpine:3.16.0
WORKDIR /usr/src/app
COPY Gemfile /usr/src/app/
COPY Gemfile.lock /usr/src/app/
COPY VERSION /usr/src/app/
COPY codeclimate.gemspec /usr/src/app/
ENV CODECLIMATE_DOCKER=1 BUNDLE_SILENCE_ROOT_WARNING=1
RUN apk --no-cache upgrade && \
apk --no-cache --update add \
build-base \
ca-certificates \
git \
openssh-client \
openssl \
ruby \
ruby-bigdecimal \
ruby-bundler \
ruby-dev \
wget && \
bundle install -j 4 && \
apk del build-base && \
rm -fr /usr/share/ri
RUN wget -q -O /tmp/docker.tgz \
https://download.docker.com/linux/static/stable/x86_64/docker-20.10.17.tgz && \
tar -C /tmp -xzvf /tmp/docker.tgz && \
mv /tmp/docker/docker /bin/docker && \
chmod +x /bin/docker && \
rm -rf /tmp/docker*
COPY . /usr/src/app
VOLUME /code
WORKDIR /code
ENTRYPOINT ["/usr/src/app/bin/codeclimate"]