Add outputs to the terraform/ configuration

Output the CyHy VPC and the two security groups that exist for use by
Lambda functions deployed in the CyHy VPC. This will allow Lambda
functions to have their Terraform configuration stored external to the
configuration in this project but still provide the necessary
information for operation within the environment.

terraform/README.md

@@ -706,7 +706,11 @@ terraform apply -var-file=<your_workspace>.tfvars
 
 ## Outputs ##
 
-No outputs.
+| Name | Description |
+|------|-------------|
+| cyhy\_lambda\_https\_sg | The security group that allows HTTPS egress to anywhere for Lambda functions in the CyHy VPC. |
+| cyhy\_lambda\_mongodb\_sg | The security group that allows ingress to the CyHy MongoDB server for Lambda functions in the CyHy VPC. |
+| cyhy\_vpc | The CyHy VPC. |
 <!-- END_TF_DOCS -->
 
 ## License ##

terraform/outputs.tf

@@ -0,0 +1,14 @@
+output "cyhy_lambda_https_sg" {
+  description = "The security group that allows HTTPS egress to anywhere for Lambda functions in the CyHy VPC."
+  value       = aws_security_group.lambda_https_sg
+}
+
+output "cyhy_lambda_mongodb_sg" {
+  description = "The security group that allows ingress to the CyHy MongoDB server for Lambda functions in the CyHy VPC."
+  value       = aws_security_group.lambda_mongodb_sg
+}
+
+output "cyhy_vpc" {
+  description = "The CyHy VPC."
+  value       = aws_vpc.cyhy_vpc
+}