refs platform/board#3920: check if membership exist

Author: FabrizioCafolla

main.tf

@@ -91,6 +91,10 @@ resource "gitlab_project" "project" {
   namespace_id = var.operate_at_root_group_level ? data.gitlab_group.root_namespace.group_id : data.gitlab_group.parent_group[0].group_id
 }
 
+data "gitlab_project_membership" "this" {
+  project_id = local.project_id
+}
+
 resource "gitlab_project_membership" "project" {
   count        = var.autoassign_current_user_as_maintainer ? 1 : 0
   project      = local.project_id

outputs.tf

@@ -44,3 +44,7 @@ output "gitlab_parent_group_auto_detected" {
   value       = local.auto_detect_parent
 }
 
+output "gitlab_project_memberships" {
+  description = "List of current user memberships in the Gitlab project where the Gitlab Agents are installed."
+  value       = data.gitlab_project_membership.this.members
+}