docs: Add ALB endpoint to examples/fargate output (#380)

* Add ALB endpoint to outputs - this makes it easier to test for successful deployment

* fix trailing whitespace

* update README to conform with conventions

* Add ALB endpoint to outputs - this makes it easier to test for successful deployment

* EOF fix

* updates in response to bryantbiggs review

* docs updates to go with CR feedback

* add alb output to the fargate example (same as the other two examples)

---------

Co-authored-by: Seth Eliot <seliot@arpio.io>
Co-authored-by: Bryant Biggs <bryantbiggs@gmail.com>

Author: 3 people

examples/fargate/README.md

@@ -64,6 +64,7 @@ No inputs.
 
 | Name | Description |
 |------|-------------|
+| <a name="output_alb_dns_name"></a> [alb\_dns\_name](#output\_alb\_dns\_name) | The DNS name of the load balancer |
 | <a name="output_cluster_arn"></a> [cluster\_arn](#output\_cluster\_arn) | ARN that identifies the cluster |
 | <a name="output_cluster_autoscaling_capacity_providers"></a> [cluster\_autoscaling\_capacity\_providers](#output\_cluster\_autoscaling\_capacity\_providers) | Map of capacity providers created and their attributes |
 | <a name="output_cluster_capacity_providers"></a> [cluster\_capacity\_providers](#output\_cluster\_capacity\_providers) | Map of cluster capacity providers attributes |

examples/fargate/outputs.tf

@@ -159,3 +159,12 @@ output "task_definition_run_task_command" {
       --region ${local.region}
   EOT
 }
+
+################################################################################
+# Application Load Balancer
+################################################################################
+
+output "alb_dns_name" {
+  description = "The DNS name of the load balancer"
+  value       = module.alb.dns_name
+}