Update main.tf

Author: Cyclenerd

main.tf

@@ -70,14 +70,15 @@ resource "google_iam_workload_identity_pool_provider" "provider" {
 
   attribute_mapping = {
     "google.subject"       = "assertion.sub"
+    "attribute.sub"        = "assertion.sub"
     "attribute.user_login" = "assertion.user_login"
     "attribute.repository" = "assertion.project_path"
-    "attribute.branch"     = "assertion.ref"
+    "attribute.ref"        = "assertion.ref"
   }
   oidc {
     allowed_audiences = [var.allowed_audiences]
     issuer_uri        = var.issuer_uri
   }
 
   depends_on = [google_iam_workload_identity_pool.pool]
-}
+}