correction arborescence

terraform/modules/network/outputs.tf

@@ -0,0 +1,15 @@
+output "frontend_subnet_id" {
+  value = google_compute_subnetwork.frontend.id
+}
+
+output "backend_subnet_id" {
+  value = google_compute_subnetwork.backend.id
+}
+
+output "database_subnet_id" {
+  value = google_compute_subnetwork.database.id
+}
+
+output "vpc_id" {
+  value = google_compute_network.vpc.id
+}