anchor.diff:  COPY ./configs/ /opt/work/configs/
   COPY ./bins/ /opt/work/bins/
   COPY ./src/ /opt/work/src/
  +COPY ./env/ /opt/work/env/
   COPY ./examples /opt/work/examples/
   
   # Assign all permissions over:
  
positive.code:     && chown -R $NB_USER:users /opt/work \
      && mkdir -p -m 777 /opt/work/examples \
      && mkdir -p -m 777 /opt/work/src \
      && mkdir -p -m 777 /opt/work/bins \
      && mkdir -p -m 777 /opt/work/libs \
      && mkdir -p -m 777 /opt/work/configs \
  
negative.code:     && mkdir -p -m 777 /opt/work/data \
      && chown -R $NB_USER:users /opt/work/examples \
      && chown -R $NB_USER:users /opt/work/src \
      && chown -R $NB_USER:users /opt/work/env \
      && chown -R $NB_USER:users /opt/work/bins \
      && chown -R $NB_USER:users /opt/work/libs \
      && chown -R $NB_USER:users /opt/work/configs \
  