Prerequisites Before getting started, make sure you have the following: Basic knowledge of Terraform (HCL syntax, resources, variables, remote state) Terraform >= 1.11 installed - Download Terragrunt installed - Installation guide An AWS CLI configured with sufficient permissions to create S3 buckets and EC2 instances Visual Studio Code with the HashiCorp Terraform extension for syntax hightlighting and autocompletion Read Part 1 of this series: Stop Copy-Pasting Terraform State Configs: Use Terragrunt Instead Introduction In Part 1 of this series, we saw how Terragrunt eliminates the repetition of remote state backend configurations across environments. if you haven't read it yet, I recommend starting there - Stop Copy-Pasting Terraform State Configs: Use Terragrunt Instead . Today, we go one step further. Most of Terraform projects start the same way: everything in one state file. Your VPC, your security groups, your EC2 instances, your RDS database, all managed together.…