feat: add drifthound

Author: virtualroot

README.md

@@ -91,6 +91,7 @@
 
 - [Atlantis](https://www.runatlantis.io/) - Automating workflows via pull requests.
 - [Burrito](https://docs.burrito.tf/latest/overview/) - A TACoS (Terraform Automation and Collaboration Software) that works inside Kubernetes.
+- [drifthound](https://github.com/treezio/drifthound) - Continuous infrastructure drift detection with historical tracking and notifications.
 - [TF-via-PR](https://github.com/OP5dev/TF-via-PR) - GitHub Action to init, plan and apply Terraform/OpenTofu via PR automation.
 - [pre-commit-opentofu](https://github.com/tofuutils/pre-commit-opentofu) - Git pre-commit hooks plugin.
 - [setup-opentofu](https://github.com/opentofu/setup-opentofu) - Set up OpenTofu CLI in your GitHub Actions workflow.