Give help how to generate the packages.list

Author: ypid

config/container/Dockerfile

@@ -50,8 +50,10 @@ ENV DEBIAN_FRONTEND=noninteractive \
     TZ=UTC \
     TERM=xterm-256color
 
-ADD config/container/sources.list /etc/apt/sources.list
+## The list can be generated by: dpkg -l | awk '{ if ($1 == "ii") print $2 "=" $3 }'
 ADD config/container/packages.list /etc/apt/packages.list
+
+ADD config/container/sources.list /etc/apt/sources.list
 RUN apt update -y \
     && apt install -y $(cat /etc/apt/packages.list) \
     && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*