fix: Add the zone variable to the root module (#35)

Co-authored-by: Awais Malik <[email protected]>

Author: g-awmalik

README.md

@@ -36,6 +36,7 @@ Functional examples are included in the
 | project\_id | Project ID where Cloud Composer Environment is created. | `string` | n/a | yes |
 | region | Region where the Cloud Composer Environment is created. | `string` | n/a | yes |
 | subnetwork | Subetwork where Cloud Composer is created. | `string` | n/a | yes |
+| zone | Zone where the Cloud Composer Environment is created. | `string` | n/a | yes |
 
 ## Outputs
 

main.tf

@@ -20,6 +20,7 @@ module "composer-environment" {
   project_id        = var.project_id
   composer_env_name = var.composer_env_name
   region            = var.region
+  zone              = var.zone
   network           = var.network
   subnetwork        = var.subnetwork
 }

variables.tf

@@ -29,6 +29,11 @@ variable "region" {
   type        = string
 }
 
+variable "zone" {
+  description = "Zone where the Cloud Composer Environment is created."
+  type        = string
+}
+
 variable "network" {
   description = "Network where Cloud Composer is created."
   type        = string