Add a snippet of using Artifactory as the Terraform Backend

2.kubernetes-nginx/README.md

@@ -3,6 +3,8 @@ The work here assumes you have a Kubernetes cluster with `kubectl` installed and
 
 The [main.tf](main.tf) file has the configuration that Terraform will use to create the Nginx in the Kubernetes cluster.
 
+This example also has a commented out snippet of using Artifactory as the [Terraform backend](https://jfrog.com/help/r/jfrog-artifactory-documentation/terraform-backend-repository).
+
 1. Initialize the Terraform configuration by running the following command
 ```shell
 terraform init

2.kubernetes-nginx/main.tf

@@ -1,3 +1,23 @@
+terraform {
+  ## Configure the remote backend (Artifactory)
+  ## This will store the state file in Artifactory.
+  ## Follow https://jfrog.com/help/r/jfrog-artifactory-documentation/terraform-backend-repository
+  # backend "remote" {
+  #   hostname = "eldada.jfrog.io"
+  #   organization = "terraform-backend"
+  #   workspaces {
+  #     prefix = "demo-"
+  #   }
+  # }
+
+  required_providers {
+    # Kubernetes provider
+    kubernetes = {
+      source  = "hashicorp/kubernetes"
+    }
+  }
+}
+
 provider "kubernetes" {
   config_path = "~/.kube/config"
 }