Updating code to align with Contributor Guide template

Author: TomArcherMsft

quickstart/101-attestation-provider/main.tf

@@ -1,22 +1,10 @@
-terraform {
-
-  required_version = ">=0.12"
-    
-  required_providers {
-    azurerm = {
-      source = "hashicorp/azurerm"
-      version = "~>2.0"
-    }
-  }
-}
-
-provider "azurerm" {
-  features {}
+resource "random_pet" "rg-name" {
+  prefix    = var.resource_group_name_prefix
 }
 
 resource "azurerm_resource_group" "rg" {
-  name = var.resource_group_name
-  location = var.resource_group_location
+  name      = random_pet.rg-name.id
+  location  = var.resource_group_location
 }
 
 resource "azurerm_attestation_provider" "corpAttestation" {

quickstart/101-attestation-provider/output.tf

@@ -0,0 +1,3 @@
+output "resource_group_name" {
+    value = azurerm_resource_group.rg.name
+}

quickstart/101-attestation-provider/providers.tf

@@ -0,0 +1,15 @@
+terraform {
+
+  required_version = ">=0.12"
+  
+  required_providers {
+    azurerm = {
+      source = "hashicorp/azurerm"
+      version = "~>2.0"
+    }
+  }
+}
+
+provider "azurerm" {
+  features {}
+}

quickstart/101-attestation-provider/readme.md

@@ -0,0 +1,21 @@
+# Azure attestation provider
+
+This template deploys an [Attestation provider](/azure/attestation/overview) on Azure.
+
+## Terraform resource types
+
+- [random_pet](https://registry.terraform.io/providers/hashicorp/random/latest/docs/resources/pet)
+- [azurerm_resource_group](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/resource_group)
+- [azurerm_attestation_provider](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/attestation)
+
+## Variables
+
+| Name | Description | Default |
+|-|-|-|
+| `resource_group_name_prefix` | (Optional) Prefix of the resource group name that's combined with a random ID so name is unique in your Azure subscription.| rg |
+| `resource_group_location` | (Optional) Azure Region in which to deploy these resources.| eastus |
+| `attestation_provider_name` | Name of the Attestation provider | attestationprovider007 |
+
+## Example
+
+To see how to run this example, see [Configure an Azure Attestation provider using Terraform](https://docs.microsoft.com/en-us/azure/developer/terraform/create-attestation-provider).

quickstart/101-attestation-provider/variables.tf

@@ -1,9 +1,11 @@
-variable "resource_group_name" {
-  default = "myResourceGroup"
+variable "resource_group_name_prefix" {
+  default       = "rg"
+  description   = "Prefix of the resource group name that's combined with a random ID so name is unique in your Azure subscription."
 }
 
 variable "resource_group_location" {
   default = "eastus"
+  description   = "Location of the resource group."
 }
 
 variable "policy_file" {