update readme

Author: zachrundle

README.md

@@ -1,2 +1,17 @@
-# tf-playground
-Terraform code for public personal projects
+# Description
+This is terraform code that will build a playground environment for development environment. 
+
+## Modules
+### IAM Identity Center
+A module that allows a user to set up SSO and create users, groups, and permission sets.
+
+### EKS
+A module that will configure an EKS cluster and the required IAM role and permissions.
+
+### Spot Fleet
+A module to configure spot fleets and acceptable spot server types that can be used with the EKS module. A future enhancement will be to also leverage Karpenter to help with autoscaling.
+
+###
+VPC
+A module that will configure the VPC and subnets (based on the amount of AZs in that region). Also has an option to configure a NAT gateway.
+