Add provider configuration for Terraform

Define Terraform providers for Azure and random resources.

Author: brown9804

terraform-infrastructure/provider.tf

@@ -0,0 +1,24 @@
+terraform {
+  required_version = ">= 1.5.0"
+  required_providers {
+    azurerm = {
+      source  = "hashicorp/azurerm"
+      version = "~> 3.100"
+    }
+    azapi = {
+      source  = "azure/azapi"
+      version = "~> 1.12"
+    }
+    random = {
+      source  = "hashicorp/random"
+      version = "~> 3.5"
+    }
+  }
+}
+
+provider "azurerm" {
+  features {}
+}
+
+# AzAPI provider is used for preview/unsupported resources (AI Foundry account & project, Cosmos SQL role assignments).
+provider "azapi" {}