anchor.diff:      python3-dev \
       libffi-dev 
   RUN pip3 install --no-cache-dir python-jose==3.3.0 python-iptables==1.0.0 pythonping==1.0.15
  -RUN apk del .build_deps
  +# RUN apk del .build_deps
   
   # Openvswitch
   RUN apk add openvswitch
  
positive.code:     qemu \
      qemu-img \
      qemu-modules \
      qemu-system-x86_64
      
  
  RUN apk add --no-cache \
  
negative.code: RUN chmod a+x /usr/libexec/qemu-kvm
  RUN ln -s /usr/bin/qemu-system-x86_64 /usr/local/bin/qemu-system-x86_64
  
  RUN rm -rf /usr/share/OVMF
  COPY --from=ovmf /usr/share/OVMF /usr/share/OVMF
  COPY --from=ovmf /usr/share/ovmf/OVMF.fd /usr/share/OVMF
  
  # SSH configuration
  RUN echo "root:isard" |chpasswd
  RUN sed -i \
  