feat(statehub): deploy empty railiance state hub

deploy/railiance/apps/helm/state-hub-values.yaml

@@ -1,8 +1,11 @@
 # Production values for the State Hub Railiance chart handoff.
 # Non-secret values only. DATABASE_URL comes from the Secret `state-hub-env`.
 
+namespace:
+  create: false
+
 image:
   tag: "b536741"
 
 ingress:
-  enabled: false
+  enabled: false

deploy/railiance/apps/manifests/state-hub-namespace.yaml

@@ -0,0 +1,8 @@
+---
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: state-hub
+  labels:
+    railiance.io/layer: s5-app
+    railiance.io/postgres-client: state-hub-db