feat(WP-0018/R6): Helm chart and runbook for Railiance01 deployment

Helm chart at deploy/helm/inter-hub/ with Deployment, Service, Ingress
(Traefik + letsencrypt-prod), and migration init container. Runbook at
deploy/railiance/RUNBOOK.md with build, push, rotate, rollback procedures.

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

deploy/helm/inter-hub/templates/deployment.yaml

@@ -0,0 +1,52 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ .Release.Name }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+    app: {{ .Release.Name }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      app: {{ .Release.Name }}
+  template:
+    metadata:
+      labels:
+        app: {{ .Release.Name }}
+    spec:
+      initContainers:
+        {{- if .Values.runMigrations }}
+        - name: migrate
+          image: {{ .Values.image.repository }}:{{ .Values.image.tag }}
+          command: ["/bin/App", "migrate"]
+          envFrom:
+            - secretRef:
+                name: {{ .Values.envFrom.secretRef }}
+        {{- end }}
+      containers:
+        - name: inter-hub
+          image: {{ .Values.image.repository }}:{{ .Values.image.tag }}
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          ports:
+            - containerPort: 8000
+              protocol: TCP
+          envFrom:
+            - secretRef:
+                name: {{ .Values.envFrom.secretRef }}
+          resources:
+            {{- toYaml .Values.resources | nindent 12 }}
+          readinessProbe:
+            httpGet:
+              path: /
+              port: 8000
+            initialDelaySeconds: 15
+            periodSeconds: 10
+            failureThreshold: 3
+          livenessProbe:
+            httpGet:
+              path: /
+              port: 8000
+            initialDelaySeconds: 30
+            periodSeconds: 30
+            failureThreshold: 3

deploy/helm/inter-hub/templates/ingress.yaml

@@ -0,0 +1,30 @@
+{{- if .Values.ingress.enabled }}
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: {{ .Release.Name }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+    app: {{ .Release.Name }}
+  annotations:
+    {{- toYaml .Values.ingress.annotations | nindent 4 }}
+spec:
+  ingressClassName: {{ .Values.ingress.className }}
+  {{- if .Values.ingress.tls }}
+  tls:
+    - hosts:
+        - {{ .Values.ingress.host }}
+      secretName: {{ .Release.Name }}-tls
+  {{- end }}
+  rules:
+    - host: {{ .Values.ingress.host }}
+      http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: {{ .Release.Name }}
+                port:
+                  number: {{ .Values.service.port }}
+{{- end }}

deploy/helm/inter-hub/templates/service.yaml

@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ .Release.Name }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+    app: {{ .Release.Name }}
+spec:
+  type: {{ .Values.service.type }}
+  selector:
+    app: {{ .Release.Name }}
+  ports:
+    - port: {{ .Values.service.port }}
+      targetPort: 8000
+      protocol: TCP