feat: enable shared runner by default

main.tf

@@ -4,6 +4,7 @@ resource "gitlab_project" "project" {
   description            = var.project_desc
   namespace_id           = var.project_namespace_id
   default_branch         = var.project_default_branch
+  shared_runners_enabled = var.shared_runners_enabled
 }
 
 resource "gitlab_branch_protection" "default_branch_protection" {

variables.tf

@@ -28,3 +28,8 @@ variable "protection_merge_access_level" {
   type    = string
   default = "maintainer"
 }
+
+variable "shared_runners_enabled" {
+  type    = bool
+  default = true
+}