Update deployment.yml

deployment.yml

+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: backend-deployment
+spec:
+  replicas: 2  # Adjust the number of replicas as needed
+  selector:
+    matchLabels:
+      app: backend
+  template:
+    metadata:
+      labels:
+        app: backend
+    spec:
+      containers:
+        - name: backend
+          image: registry.gitlab.com/your-backend-project/your-backend-image:tag
+          ports:
+            - containerPort: 8080  # Port your Spring Boot app is running on