Update README.md

README.md

@@ -1,9 +1,11 @@
 # Terraform modules ![GitHub release (with filter)](https://img.shields.io/github/v/release/filatov0120/terraform_modules) ![GitHub repo size](https://img.shields.io/github/repo-size/filatov0120/terraform_modules) ![GitHub top language](https://img.shields.io/github/languages/top/filatov0120/terraform_modules)
-<br>
-- EC2 instance with security group and with EIP 
+- EC2 instance with security group and with EIP
 - EC2 instance without EIP
 - EBS volume
-- VPC and subnet
+- VPC and subnet in multi az. NAT optional
+- RDS instance
+
+Root folder consist an example files for simple infrastructure creating.
 
 <!-- BEGIN_TF_DOCS -->
 ## Requirements
@@ -83,4 +85,4 @@
 | <a name="output_public_subnet_ids"></a> [public\_subnet\_ids](#output\_public\_subnet\_ids) | n/a |
 | <a name="output_rds_endpoint"></a> [rds\_endpoint](#output\_rds\_endpoint) | Endpoint of the RDS instance |
 | <a name="output_vpc_id"></a> [vpc\_id](#output\_vpc\_id) | n/a |
-<!-- END_TF_DOCS -->
+<!-- END_TF_DOCS -->