Dockerfile

FROM buildpack-deps:focal

### base ###
RUN yes | unminimize \
    && apt-get install -yq \
        zip \
        unzip \
        bash-completion \
        build-essential \
        htop \
        jq \
        less \
        locales \
        man-db \
        nano \
        software-properties-common \
        sudo \
        time \
        vim \
        multitail \
        lsof \
    && locale-gen en_US.UTF-8 \
    && mkdir /var/lib/apt/dazzle-marks \
    && apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/*

ENV LANG=en_US.UTF-8

### Git ###
RUN add-apt-repository -y ppa:git-core/ppa \
    && apt-get install -yq git \
    && rm -rf /var/lib/apt/lists/*

### Gitpod user ###
# '-l': see https://docs.docker.com/develop/develop-images/dockerfile_best-practices/#user
RUN useradd -l -u 33333 -G sudo -md /home/gitpod -s /bin/bash -p gitpod gitpod \
    # passwordless sudo for users in the 'sudo' group
    && sed -i.bkp -e 's/%sudo\s\+ALL=(ALL\(:ALL\)\?)\s\+ALL/%sudo ALL=NOPASSWD:ALL/g' /etc/sudoers
ENV HOME=/home/gitpod
WORKDIR $HOME
# custom Bash prompt
RUN { echo && echo "PS1='\[\e]0;\u \w\a\]\[\033[01;32m\]\u\[\033[00m\] \[\033[01;34m\]\w\[\033[00m\] \\\$ '" ; } >> .bashrc

### Gitpod user (2) ###
USER gitpod
# use sudo so that user does not get sudo usage info on (the first) login
RUN sudo echo "Running 'sudo' for Gitpod: success" && \
    # create .bashrc.d folder and source it in the bashrc
    mkdir /home/gitpod/.bashrc.d && \
    (echo; echo "for i in \$(ls \$HOME/.bashrc.d/*); do source \$i; done"; echo) >> /home/gitpod/.bashrc

### Ruby ###
LABEL dazzle/layer=lang-ruby
LABEL dazzle/test=tests/lang-ruby.yaml
USER gitpod
RUN curl -sSL https://rvm.io/mpapis.asc | gpg --import - \
    && curl -sSL https://rvm.io/pkuczynski.asc | gpg --import - \
    && curl -fsSL https://get.rvm.io | bash -s stable \
    && bash -lc " \
        rvm requirements \
        && rvm install 2.7.3 \
        && rvm use 2.7.3 --default \
        && rvm rubygems current \
        && gem install bundler --no-document \
        && gem install solargraph --no-document" \
    && echo '[[ -s "$HOME/.rvm/scripts/rvm" ]] && source "$HOME/.rvm/scripts/rvm" # Load RVM into a shell session *as a function*' >> /home/gitpod/.bashrc.d/70-ruby
RUN echo "rvm_gems_path=/home/gitpod/.rvm" > ~/.rvmrc

USER gitpod
# AppDev stuff
RUN /bin/bash -l -c "gem install htmlbeautifier"
RUN /bin/bash -l -c "gem install rufo"

WORKDIR /base-rails
COPY Gemfile /base-rails/Gemfile
COPY --chown=gitpod:gitpod Gemfile.lock /base-rails/Gemfile.lock
RUN /bin/bash -l -c "gem install bundler:1.17.3"
# USER root
# RUN mkdir /workspace && chmod 755 /workspace
USER gitpod

RUN /bin/bash -l -c "bundle install"

RUN /bin/bash -l -c "curl https://cli-assets.heroku.com/install.sh | sh"

# RUN curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -
# RUN echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list

# # RUN sudo apt-get update && sudo apt-get install -y nodejs yarn postgresql-client
# RUN sudo apt-get update && sudo apt-get install -y yarn
RUN sudo apt install -y postgresql postgresql-contrib libpq-dev psmisc lsof
USER gitpod
RUN echo "rvm use 2.7.3" >> ~/.bashrc
RUN echo "rvm_silence_path_mismatch_check_flag=1" >> ~/.rvmrc

COPY install-packages /usr/bin
### Python ###
LABEL dazzle/layer=lang-python
LABEL dazzle/test=tests/lang-python.yaml
USER gitpod
RUN sudo install-packages python3-pip

ENV PATH=$HOME/.pyenv/bin:$HOME/.pyenv/shims:$PATH
RUN curl -fsSL https://github.com/pyenv/pyenv-installer/raw/master/bin/pyenv-installer | bash \
    && { echo; \
        echo 'eval "$(pyenv init -)"'; \
        echo 'eval "$(pyenv virtualenv-init -)"'; } >> /home/gitpod/.bashrc.d/60-python \
    && pyenv update \
    && pyenv install 3.7.6 \
    && pyenv global 3.7.6 \
    && python3 -m pip install --no-cache-dir --upgrade pip \
    && python3 -m pip install --no-cache-dir --upgrade \
        setuptools wheel virtualenv pipenv pylint rope flake8 \
        mypy autopep8 pep8 pylama pydocstyle bandit notebook \
        twine \
    && sudo rm -rf /tmp/*
# Gitpod will automatically add user site under `/workspace` to persist your packages.
# ENV PYTHONUSERBASE=/workspace/.pip-modules \
#    PIP_USER=yes

## R ##
RUN sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys E298A3A825C0D65DFD57CBB651716619E084DAB9 \
    && sudo add-apt-repository 'deb https://cloud.r-project.org/bin/linux/ubuntu xenial-cran35/' \
    && sudo apt update \
    && sudo apt install -y r-base r-base-core r-recommended

# sudo apt install r-base r-base-core r-recommended

# RUN sudo apt-get update && sudo apt-get install -y r-base=3.6.1