WP-0011: deploy scaffolding for revenue.coulomb.social

Record T01 package (in-repo k8s/railiance, combined /ui + API app,
dedicated CNPG). Add Dockerfile, healthz, migration/bootstrap scripts,
kustomize manifests, ArgoCD Application (in railiance-platform), and
docs/deployment.md. T05 left open for operator DNS/OpenBao/image push.

k8s/railiance/kustomization.yaml

@@ -0,0 +1,15 @@
+# Target Revenue Trust Service + Control Plane on Railiance (WP-0011).
+# Synced by ArgoCD Application target-revenue (path k8s/railiance).
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+namespace: target-revenue
+
+resources:
+  - cnpg-cluster.yaml
+  - externalsecret.yaml
+  - migrate-job.yaml
+  - bootstrap-job.yaml
+  - deployment.yaml
+  - service.yaml
+  - ingress.yaml