fix/cart-995-gitea-registry-migration
dev
- Update REGISTRY env var: ghcr.io -> git.farh.net - Replace Docker Hub + GHCR login with Gitea login step - Remove credentials blocks from postgres and redis service definitions - Update deploy-dev/deploy-uat kustomize image refs to use $REGISTRY var Fixes QA FAIL from PR #23: missing Gitea login step. Co-Authored-By: Paperclip <noreply@paperclip.ing>