initial kubernetes configuration files

kubernetes/backend.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: backend
+  namespace: secure-auth
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: backend
+  template:
+    metadata:
+      labels:
+        app: backend
+    spec:
+      containers:
+      - name: backend
+        image: sberston/backend:latest
+        ports:
+        - containerPort: 3000
+        env:
+        - name: PORT
+          value: "3000"
+        - name: DB_HOST
+          value: "host.docker.internal"  # Note: You might need to adjust this for k8s
+        - name: SESSION_SECRET
+          valueFrom:
+            secretKeyRef:
+              name: backend-secrets
+              key: SESSION_SECRET  
+        - name: JWT_SECRET
+          valueFrom:
+            secretKeyRef:
+              name: backend-secrets
+              key: JWT_SECRET                
+        livenessProbe:
+          httpGet:
+            path: /health
+            port: 3000
+          initialDelaySeconds: 30
+          periodSeconds: 30
+          timeoutSeconds: 5
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: backend
+  namespace: secure-auth
+spec:
+  selector:
+    app: backend
+  ports:
+  - port: 3000
+    targetPort: 3000

kubernetes/frontend.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: frontend
+  namespace: secure-auth
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: frontend
+  template:
+    metadata:
+      labels:
+        app: frontend
+    spec:
+      containers:
+      - name: frontend
+        image: sberston/frontend:latest
+        ports:
+        - containerPort: 80
+        env:
+        - name: BACKEND_URL
+          value: "http://backend:3000"
+        livenessProbe:
+          httpGet:
+            path: /health
+            port: 80
+          initialDelaySeconds: 30
+          periodSeconds: 30
+          timeoutSeconds: 5
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: frontend
+  namespace: secure-auth
+spec:
+  selector:
+    app: frontend
+  ports:
+  - port: 80
+    targetPort: 80

kubernetes/ingress.yaml

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+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: secure-auth-ingress
+  namespace: secure-auth
+spec:
+  rules:
+  - host: your-domain.com  # Replace with your domain
+    http:
+      paths:
+      - path: /
+        pathType: Prefix
+        backend:
+          service:
+            name: frontend
+            port:
+              number: 80