feat: use default server vars

main.tf

@@ -49,9 +49,9 @@ resource "hcloud_server" "server" {
   depends_on = [hcloud_ssh_key.key]
 
   name               = each.value.name
-  server_type        = try(each.value.type, "cx11")
+  server_type        = try(each.value.type, var.server_type)
-  image              = try(each.value.image, "rocky-9")
+  image              = try(each.value.image, var.server_image)
-  datacenter         = try(each.value.datacenter, "fsn1-dc14")
+  datacenter         = try(each.value.datacenter, var.server_datacenter)
   ssh_keys           = var.server_keys
   backups            = try(each.value.backups, true)
   keep_disk          = try(each.value.keep_disk, false)

variables.tf

@@ -49,3 +49,18 @@ variable "ssh_keys" {
 variable "server_dns_zone" {
   type = string
 }
+
+variable "server_type" {
+  type    = string
+  default = "cx11"
+}
+
+variable "server_image" {
+  type    = string
+  default = "rocky-9"
+}
+
+variable "server_datacenter" {
+  type    = string
+  default = "fsn1-dc14"
+}