anchor.diff:      zlib1g-dev \
       liblz4-dev \
       libsnappy-dev \
  +    ursa \
       rocksdb=5.8.8
   
   
  -ENV RUST_VERSION=${RUST_VERSION:-1.34.0}
  -
  -ENV RUSTUP_HOME=/usr/local/rustup \
  -    CARGO_HOME=/usr/local/cargo \
  -    PATH=/usr/local/cargo/bin:$PATH
  -
  -RUN curl https://sh.rustup.rs -sSf | sh -s -- -y --no-modify-path --default-toolchain $RUST_VERSION \
  -    && chmod -R a+w $RUSTUP_HOME $CARGO_HOME \
  -    && rustup --version \
  -    && cargo --version \
  -    && rustc --version
  -
  -WORKDIR /home/
   
   RUN curl -fsSL https://github.com/jedisct1/libsodium/releases/download/1.0.14/libsodium-1.0.14.tar.gz | tar -xz
   
  
positive.code: ARG venv=venv
  
  RUN echo "To invalidate cache"
  
  RUN apt-get update -y && apt-get install -y \
      python3-nacl \
  
negative.code: 
  WORKDIR /home/
  
  