Added example usage to README (#5)

Co-authored-by: John Dewey <[email protected]>

README.md

@@ -1,19 +1,43 @@
 # terraform-azure-enrichment
+
 Terraform for Corelight's Azure Cloud Enrichment.
 
 ## Getting Started
+
 Corelight's Azure Cloud Enrichment requires the deployment of an Azure Container App and its
 supporting infrastructure to ensure the data in your Corelight cloud sensors are
 always up-to-date with the latest state of your cloud resources.
 
-### Deployment
+## Usage
+
+```terraform
+module "enrichment" {
+  source = "github.com/corelight/terraform-azure-enrichment"
+
+  resource_group_name                  = "<Name of the resource group where resources will be deployed>"
+  enrichment_storage_account           = "<storage account where enrichment data will be centralized>"
+  enrichment_storage_account_container = "<storage account container that will store the cloud resource data>"
+  event_grid_system_topic_name         = "<name of the event grid system topic>"
+  location                             = "<Azure location where resources will be deployed>"
+  subscription_id                      = "the ID (UUID) of the Azure Subscription where resources will be deployed>"
+
+  tags = {
+    terraform : true,
+    example : true,
+    purpose : "Corelight"
+  }
+}
+```
+
+## Deployment
+
 The variables for this module all have default values that can be overwritten
-to meet your naming and compliance standards. 
+to meet your naming and compliance standards.
 
 Deployment examples can be found [here](examples)
 
 ## License
 
 The project is licensed under the [MIT][] license.
 
-[MIT]: LICENSE
+[MIT]: LICENSE

variables.tf

@@ -163,7 +163,7 @@ variable "enrichment_role_definition_name" {
 }
 
 variable "tags" {
-  description = "Any tags that should be applied to resources deployed by the module"
+  description = "(optional) Any tags that should be applied to resources deployed by the module"
   type        = object({})
   default     = {}
-}
+}