created roles and playbooks for schreinerei och.

roles/docker/templates/docker.sources.j2

@@ -0,0 +1,5 @@
+Types: deb
+URIs: https://download.docker.com/linux/{{ ansible_distribution | lower }}
+Suites: {{ ansible_distribution_release | lower }}
+Components: stable
+Signed-By: /etc/apt/keyrings/docker.asc