Install Steam on persistent data disk that is never destroyed by terraform

variables.tf

@@ -59,12 +59,36 @@ variable "vm_size" {
   default     = "Standard_NG16ads_V620_v1"
 }
 
+variable "vm_priority" {
+  description = "Priority of the VM, can be Regular or Spot. Spot is cheaper, but can be evicted at any time"
+  type        = string
+  default     = "Regular"
+}
+
 variable "vm_admin_username" {
   description = "VM admin username, password will be generated randomly"
   type        = string
   default     = "jona"
 }
 
+variable "datadisk_size_gb" {
+  description = "Size of the persisted datadisk in gb"
+  type        = number
+  default     = 1024
+}
+
+variable "datadisk_lun" {
+  description = "Location identifier, this is used to identify the disk within the VM"
+  type        = string
+  default     = "10"
+}
+
+variable "datadisk_drive_letter" {
+  description = "Drive letter to mount the datadisk to"
+  type        = string
+  default     = "Z"
+}
+
 variable "tailscale_authkey" {
   description = "Tailscale auth key for unattended login"
   type        = string