FROM ubuntu:20.04 as binaries
RUN apt update && apt install -y curl gnupg2 ca-certificates
RUN curl -fsSL https://download.docker.com/linux/ubuntu/gpg | apt-key add -
RUN echo 'deb [arch=amd64] https://download.docker.com/linux/ubuntu focal stable' >> /etc/apt/sources.list
RUN curl -L https://github.com/a8m/envsubst/releases/download/v1.2.0/envsubst-`uname -s`-`uname -m` -o /usr/bin/envsubst
RUN chmod +x /usr/bin/envsubst
RUN apt update && apt install -y docker-ce-cli && apt clean all

FROM node:14 as modules
COPY --from=binaries /usr/bin/docker /usr/bin/docker
COPY --from=binaries /usr/bin/envsubst /usr/bin/envsubst
WORKDIR /usr/src/app
COPY ./package*.json .
RUN yarn install

FROM modules
WORKDIR /usr/src/app
COPY . .