[BACKEND] Initialize Go backend structure and dependencies (#23)

k8s/lite.yaml

@@ -0,0 +1,104 @@
+# k8s/lite.yaml
+# ============================================
+# Chat Switchboard - Lite (FE-Only)
+# ============================================
+# Static SPA with no backend. All data in localStorage.
+# Deployed to lite.DOMAIN on push to main.
+# ============================================
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: switchboard-lite
+  namespace: ${NAMESPACE}
+  labels:
+    app: switchboard
+    component: frontend
+    env: lite
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: switchboard
+      component: frontend
+      env: lite
+  template:
+    metadata:
+      labels:
+        app: switchboard
+        component: frontend
+        env: lite
+    spec:
+      containers:
+      - name: frontend
+        image: ${FE_IMAGE}:${IMAGE_TAG}
+        imagePullPolicy: Always
+        ports:
+        - containerPort: 80
+          name: http
+        resources:
+          requests:
+            memory: "32Mi"
+            cpu: "10m"
+          limits:
+            memory: "64Mi"
+            cpu: "50m"
+        readinessProbe:
+          httpGet:
+            path: /
+            port: 80
+          initialDelaySeconds: 3
+          periodSeconds: 10
+        livenessProbe:
+          httpGet:
+            path: /
+            port: 80
+          initialDelaySeconds: 5
+          periodSeconds: 30
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: switchboard-lite
+  namespace: ${NAMESPACE}
+  labels:
+    app: switchboard
+    env: lite
+spec:
+  selector:
+    app: switchboard
+    component: frontend
+    env: lite
+  ports:
+  - protocol: TCP
+    port: 80
+    targetPort: 80
+    name: http
+---
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: switchboard-lite
+  namespace: ${NAMESPACE}
+  annotations:
+    cert-manager.io/cluster-issuer: "${CERT_ISSUER}"
+    traefik.ingress.kubernetes.io/router.entrypoints: websecure
+  labels:
+    app: switchboard
+    env: lite
+spec:
+  ingressClassName: "traefik"
+  tls:
+  - hosts:
+    - ${DEPLOY_HOST}
+    secretName: switchboard-lite-tls
+  rules:
+  - host: "${DEPLOY_HOST}"
+    http:
+      paths:
+      - path: /
+        pathType: Prefix
+        backend:
+          service:
+            name: switchboard-lite
+            port:
+              number: 80