feat: allow setting HCLOUD_ENDPOINT env for hccm (#83)

Allow setting the HCLOUD_ENDPOINT environment variable via Terraform
variables for the hcloud-cloud-controller-manager.

Author: Lukas Metzner

main-setup.tf

@@ -180,6 +180,11 @@ resource "helm_release" "hcloud_cloud_controller_manager" {
     value = tostring(var.use_cloud_routes)
     type  = "string"
   }
+
+  set {
+    name  = "env.HCLOUD_ENDPOINT.value"
+    value = var.hccm_hcloud_endpoint
+  }
 }
 
 resource "helm_release" "hcloud_csi_driver" {

variables.tf

@@ -53,6 +53,13 @@ variable "hcloud_labels" {
   default     = {}
 }
 
+# hcloud-cloud-controller-manager
+variable "hccm_hcloud_endpoint" {
+  description = "Sets the HCLOUD_ENDPOINT environment variable in the hcloud-cloud-controller-manager helm chart"
+  type        = string
+  default     = "https://api.hetzner.cloud/v1"
+}
+
 # K3S
 variable "k3s_channel" {
   description = "k3S channel used for the environment"