anchor.diff:  RUN git clone --branch ${INVENTREE_VERSION} --depth 1 ${INVENTREE_REPO} ${INVENTREE_SRC_DIR}
   
   # Setup Python virtual environment
  -RUN apk add python3-venv
  -RUN python -m venv ${INVENTREE_VENV}}
  -RUN source ${INVENTREE_VENV}/bin/activate
  +RUN python3 -m venv ${INVENTREE_VENV}
   
   # Install required PIP packages (into the virtual environment!)
  -RUN pip install --upgrade pip setuptools wheel
  -RUN pip install --no-cache-dir -U invoke
  -RUN pip install --no-cache-dir -U psycopg2 mysqlclient pgcli mariadb
  +RUN source ${INVENTREE_VENV}/bin/activate && pip install --upgrade pip setuptools wheel
  +RUN source ${INVENTREE_VENV}/bin/activate && pip install --no-cache-dir -U invoke
  +RUN source ${INVENTREE_VENV}/bin/activate && pip install --no-cache-dir -U psycopg2 mysqlclient pgcli mariadb
  +RUN source ${INVENTREE_VENV}/bin/activate && pip install --no-cache-dir -U gunicorn
   
   # Install InvenTree packages
  -RUN pip install --no-cache-dir -U -r ${INVENTREE_SRC_DIR}/requirements.txt
  +RUN source ${INVENTREE_VENV}/bin/activate && pip install --no-cache-dir -U -r ${INVENTREE_SRC_DIR}/requirements.txt
   
   # Install supervisor
   RUN apk add --no-cache supervisor
   
   # Create required directories
  -RUN mkdir /home/inventree/media /home/inventree/static /home/inventree/log /home/inventree/backup
  +RUN mkdir ${INVENTREE_HOME}/media ${INVENTREE_HOME}/static ${INVENTREE_HOME}/backup
   
   # Copy supervisor file
   COPY docker/supervisor.conf /etc/supervisord.conf
   
   # Copy gunicorn config file
  -COPY docker/gunicorn.conf.py /home/inventree/gunicorn.conf.py
  +COPY docker/gunicorn.conf.py ${INVENTREE_HOME}/gunicorn.conf.py
   
   CMD ["/usr/bin/supervisord", "-c", "/etc/supervisord.conf"]
  
positive.code: 
  # Create user account
  RUN addgroup -S inventreegroup && adduser -S inventree -G inventreegroup
  WORKDIR /home/inventree
  
  # Install required system packages
  RUN apk add --no-cache git make bash \
  
negative.code: FROM python:alpine as production
  
  # GitHub source
  ARG INVENTREE_REPO="https://github.com/inventree/InvenTree.git"
  ARG INVENTREE_VERSION="master"
  
  # InvenTree server port
  ARG INVENTREE_PORT="80"
  
  # Database configuration options
  