Closes: #236

Resolve "Use shared gitlab-ci template for building images with kaniko"

Closes #290

See merge request openappstack/openappstack!77

Resolve "Test if prometheus can reach all targets"

Closes #217

See merge request openappstack/openappstack!45

Closes #217

Resolve "Bootstrap cli script ?"

Closes #137

See merge request openappstack/openappstack!71

Now they end up in the right place:

   clusters/varac-oas
   clusters/varac-oas/settings.yml
   clusters/varac-oas/cluster_data
   clusters/varac-oas/cluster_data/kube_config_cluster.yml
   clusters/varac-oas/cluster_data/rke_cluster.yml
   clusters/varac-oas/cluster_data/rke.log
   clusters/varac-oas/cluster_data/helmfile.log
   clusters/varac-oas/secrets
   clusters/varac-oas/secrets/grafana_admin_password
   clusters/varac-oas/secrets/nextcloud_admin_password
   clusters/varac-oas/secrets/nextcloud_mariadb_password
   clusters/varac-oas/secrets/nextcloud_mariadb_root_password
   clusters/varac-oas/inventory.yml

Resolve "Create seperate cosmos.py project"

Closes #154

See merge request openappstack/openappstack!70

Resolve "Log helmfile output to dedicated logfile"

Closes #78

See merge request openappstack/openappstack!76