Add some more puppet info

chapters/deployment-maintenance.md

@@ -3,9 +3,11 @@
 
 ### Puppet
 
-For server configuration and setup we use puppet for most servers. The main puppet code is provided in GitLab
-<https://gitlab.gwdg.de/dariah-de-puppet>. The DARIAH-DE and TextGrid Repository module (dhrep) is contained in GitHub
-<https://github.com/DARIAH-DE/puppetmodule-dhrep>.
+For server configuration and setup we use puppet for all of our FE maintained servers. The main puppet code is provided in GitLab <https://gitlab.gwdg.de/dariah-de-puppet>. Please see the [project's README file](https://gitlab.gwdg.de/dariah-de-puppet/dariah_de_puppet/-/blob/master/Readme.md) for detailed information.
+
+The DARIAH-DE and TextGrid Repository module (dhrep) is contained in GitHub <https://github.com/DARIAH-DE/puppetmodule-dhrep>.
+
+There is a task force in FE/GWDG for maintaining the Puppet code and related issues, that plans and performs sprints for planning, implementing, and documenting current Puppet issues such as major updates or discussing module usage.
 
 ### Monitoring