Merge branch '3-setup-gitlab-ci-pipeline-for-terraform' into 'main'

.gitlab-ci.yml

.gitlab-ci/cue/gitlab-ci.cue

.gitlab-ci/generated-ci/.gitlab-ci.yml

.gitlab-ci/terraform/terraform.yml

modules/flux/examples/main.tf

modules/flux/examples/variables.tf

modules/flux/main.tf

modules/flux/test/flux_test.go

modules/flux/variables.tf

modules/k0s-cluster/examples/main.tf

modules/k0s-cluster/examples/variables.tf

modules/k0s-cluster/main.tf

modules/k0s-cluster/test/k0s_cluster_test.go

modules/k0s-cluster/variables.tf

modules/k0s-config-generator/examples/variables.tf

modules/k0s-config-generator/main.tf

modules/openstack-cluster/examples/variables.tf

modules/openstack-cluster/main.tf

modules/openstack-cluster/outputs.tf

production/main.tf