Restructure into modules to enable persistent disk

modules/persistent/main.tf

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+resource "azurerm_resource_group" "rg" {
+  name     = "${var.prefix}-persistent-rg"
+  location = var.location
+}
+
+resource "azurerm_managed_disk" "data_disk" {
+  name                 = "${var.prefix}-winvm-datadisk"
+  location             = var.location
+  resource_group_name  = azurerm_resource_group.rg.name
+  storage_account_type = "Premium_LRS"
+  create_option        = "Empty"
+  disk_size_gb         = var.datadisk_size_gb
+
+  lifecycle {
+    prevent_destroy = true
+  }
+}

modules/persistent/outputs.tf

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+output "datadisk_id" {
+  value = azurerm_managed_disk.data_disk.id
+}

modules/persistent/variables.tf

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+# The prefix must not be changed, sice the budget watcher deletes the resource group wa5p-gaming-rg when budget is exceeded
+variable "prefix" {
+  description = "Prefix for gaming related ressources"
+  type        = string
+}
+
+variable "location" {
+  description = "Location of the deployments"
+  type        = string
+}
+
+variable "datadisk_size_gb" {
+  description = "Size of the persisted datadisk in gb"
+  type        = number
+  default     = 1024
+}