The terraform provider was left out from the previous commit.

openstack-tf/modules/main_private_net_and_dns_zone/terraform-provider.tf

@@ -0,0 +1,21 @@
+# Define required providers
+terraform {
+required_version = ">= 0.14.0"
+  required_providers {
+    openstack = {
+      source  = "terraform-provider-openstack/openstack"
+      version = "~> 1.53.0"
+    }
+  }
+}
+
+# Module used
+module "ssh_settings" {
+  source = "../../modules/ssh-key-ref"
+}
+
+# Module used
+module "common_variables" {
+  source = "../../modules/common_variables"
+}
+