anchor.diff:  
   # Install Odoo
   ENV ODOO_VERSION 13.0
  -ARG ODOO_RELEASE=20210204
  -ARG ODOO_SHA=6b81cdf3ed67143010cc8fd6bfce71aa70febca8
  +ARG ODOO_RELEASE=20210518
  +ARG ODOO_SHA=3f034937d378bdf761a78c1e9723a54cef302dbd
   RUN curl -o odoo.deb -sSL http://nightly.odoo.com/${ODOO_VERSION}/nightly/deb/odoo_${ODOO_VERSION}.${ODOO_RELEASE}_all.deb \
           && echo "${ODOO_SHA} odoo.deb" | sha1sum -c - \
           && apt-get update \
  
positive.code:             python3-watchdog \
              python3-xlrd \
              python3-xlwt \
              python3-boto3 \
              python3-botocore \
              python3-dev \
              xz-utils \
              libxml2-dev \
              libxmlsec1-dev \
  
negative.code:             fonts-noto-cjk \
              gnupg \
              libssl-dev \
              libffi-dev \
              node-less \
              npm \
              python3-num2words \
  