message: Add zlib1 library
diff: @@ -20,6 +20,7 @@ RUN apt-get install libssl-dev -y
  RUN apt-get install libgmp3-dev -y
  RUN apt-get install vim -y
  RUN apt-get install cmake -y
  +RUN apt-get install zlib1g-dev -y
  RUN rm -rf /var/lib/apt/lists/*
  # Download and install boost
  