content: 
  FROM gitpod/workspace-full
  
  USER root
  
  ENV CLANG_VERSION 16
  
  RUN echo "deb http://apt.llvm.org/jammy/ llvm-toolchain-jammy-${CLANG_VERSION} main" >> /etc/apt/sources.list \
      && echo "deb-src http://apt.llvm.org/jammy/ llvm-toolchain-jammy-${CLANG_VERSION} main" >> /etc/apt/sources.list \
      && wget -q -O - https://apt.llvm.org/llvm-snapshot.gpg.key | apt-key add - \
      && apt-get update \
      && apt-get install -y ninja-build gfortran clang-${CLANG_VERSION} clangd-${CLANG_VERSION} libomp-${CLANG_VERSION}-dev \
      && apt-get clean && rm -rf /var/cache/apt/* && rm -rf /var/lib/apt/lists/* && rm -rf /tmp/* \
      && ln -sf /usr/bin/clangd-${CLANG_VERSION} /usr/bin/clangd
  
  ENV CXX=clang++-${CLANG_VERSION} CC=clang-${CLANG_VERSION}
  
  ARG CMAKE_VERSION=3.26.2
  RUN cd /tmp && \
      VNUM=$(echo ${CMAKE_VERSION} | awk -F \. {'print $1*1000+$2'}) && \
      LNAME=$([ ${VNUM} -gt 3019 ] && echo "linux" || echo "Linux") && \
      SRC="cmake-${CMAKE_VERSION}-${LNAME}-x86_64" && \
      wget -q https://github.com/Kitware/CMake/releases/download/v${CMAKE_VERSION}/${SRC}.tar.gz && \
      tar xzf ${SRC}.tar.gz && \
      cp -r ${SRC}/bin ${SRC}/share /usr/local/ && \
      rm -rf *
  
  USER gitpod
  