Dockerfile

FROM haskell:9.6.6-slim-bullseye

WORKDIR /opt/ldap-scim-bridge

# Add just the .cabal file to capture dependencies
COPY ./ldap-scim-bridge.cabal /opt/ldap-scim-bridge/ldap-scim-bridge.cabal
COPY ./cabal.project /opt/ldap-scim-bridge/cabal.project

RUN \
  cabal v2-update && \
  echo 'deb http://ftp.de.debian.org/debian/ bookworm main contrib non-free' > /etc/apt/source.list && \
  echo 'deb-src http://ftp.de.debian.org/debian/ bookworm main contrib non-free' >> /etc/apt/source.list && \
  echo 'deb http://security.debian.org/debian-security bookworm-security main contrib non-free' >> /etc/apt/source.list && \
  echo 'deb-src http://security.debian.org/debian-security bookworm-security main contrib non-free' >> /etc/apt/source.list' && \
  apt-get update && \
  apt-get dist-upgrade --yes

# Docker will cache this command as a layer, freeing us up to
# modify source code without re-installing dependencies
# (unless the .cabal file changes!)
RUN cabal v2-build --only-dependencies -j4

# Add and Install Application Code
COPY . /opt/ldap-scim-bridge
RUN cabal v2-install

CMD ["ldap-scim-bridge"]