fix: add arm subscription id to providers.tf

Author: larsb-dev

.github/workflows/build.yml

@@ -43,5 +43,5 @@ jobs:
       - name: Terraform Apply
         run: |
           terraform init
-          terraform apply -auto-approve -var="image_tag=${{ github.ref_name }}"
+          terraform apply -auto-approve -var="image_tag=${{ github.ref_name }}" -var="subscription_id=${{ secrets.AZURE_SUBSCRIPTION_ID }}"
         working-directory: ./terraform

terraform/providers.tf

@@ -9,4 +9,5 @@ terraform {
 
 provider "azurerm" {
   features {}
+  subscription_id = var.subscription_id
 }

terraform/variables.tf

@@ -13,3 +13,9 @@ variable "image_tag" {
   type        = string
   default     = "latest"
 }
+
+variable "subscription_id" {
+  description = "Azure Subscription ID"
+  type        = string
+  default     = ""
+}