feat(nowchess): add Kargo project, Rollouts deployment, and secrets

- 9 Kargo Warehouses (one per microservice), staging + prod stages
- PromotionTask: clone GitOps, kustomize-set-image, Gitea PR, ArgoCD sync
- BlueGreen Rollouts for all 9 services with health probes and envFrom
- staging,deployed / production,deployed Quarkus multi-profile support
- CORS_ORIGINS and QUARKUS_PROFILE injected via nowchess-env-config ConfigMap
- Plain K8s Secrets with empty values in secrets/nowchess/ (staging, prod, kargo)
- ArgoCD Applications for kargo project, staging, and prod deployments

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

nowchess/base/kustomization.yaml

@@ -0,0 +1,13 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+resources:
+  - nowchess-rollouts.yaml
+  - nowchess-services.yaml
+  - nowchess-env-config.yaml
+
+configurations:
+  - rollout-transform.yaml
+
+openapi:
+  path: argo_all_k8s_kustomize_schema.json