Building a Self-Deploying Infrastructure Tool with OPA Policy Guards What I Built and Why.... Author CHIMA_THE_NIGERIAN_SUPERMAN For HNG Stage 4, I built SwiftDeploy — a CLI tool that turns a single YAML manifest into a fully running web application with Nginx, Docker containers, and Open Policy Agent security gates. The problem at hand: Traditional DevOps requires writing multiple config files by hand, manually checking if the environment is safe, and hoping nothing breaks during deployment. The solution i worked on: One manifest file describes everything. The tool generates all configs, checks policies automatically, and refuses to deploy if conditions aren't met. How the Manifest Works The manifest.yaml is the only file I edit.…