Add Drone CI step to update kustomization.yaml newTag with commit SHA
after image build, enabling ArgoCD to detect manifest changes and
auto-deploy new images.
- Dockerfile for Python 3.12 FastAPI app
- Drone CI pipeline to build and push to internal registry
- Kubernetes manifests (Deployment, Service, Secret, Namespace)
- ArgoCD Application for GitOps deployment
- Kustomize base configuration
