anchor.diff:  # run chromium with --no-sandbox ( chromium --no-sandbox )
   #   dc-run test-chromium-no-sandbox
   
  -# ubnutu:20.04
  -FROM ubuntu:focal-20211006
  +# ubnutu:22.04
  +FROM ubuntu:jammy-20220428
   LABEL maintainer="https://github.com/platbase"
   
   # Mappings
  
positive.code: 
  # zh-CN support(fonts)
  RUN apt-get install -y language-pack-zh-hans            && \
      apt-get install -y ttf-ubuntu-font-family           && \
      apt-get install -y ttf-wqy-zenhei ttf-wqy-microhei
  
  # Install git and svn
  RUN apt-get install -y git subversion
  
negative.code: # The basic environment for development
  # ----
  # build image:
  #   docker build --force-rm -t platbase.com/dev.base:latest -t platbase.com/dev.base:1.5-22.04-20220428 .
  # run:
  #   docker run -it --rm -v /tmp/dev-base.ws:/workspace -v /tmp/dev-base.data:/data platbase.com/dev.base
  # run chromium:
  