This post provides a detailed guide on implementing CI/CD automation for Terraform IaC workflows using GitLab. The steps covered include setting up a GitLab project repository, creating the Terraform configuration files, setting up pipelines using .gitlab-ci.yml file, setting up AWS credentials in GitLab, configuring the backend in the provider block for local development, and implementing conditions to enable destroy operation using pipeline. The author also discusses how GitLab automatically configures the remote backend and provides a brief overview of Spacelift, an alternative tool specifically built for IaC automation workflow.