add custom grpc backend deployment to manifest

test/integration/integration/tests/resources/base/manifests.yaml

@@ -113,6 +113,57 @@ spec:
 ---
 apiVersion: v1
 kind: Service
+metadata:
+  name: grpc-demo-app
+  namespace: gateway-integration-test-infra
+spec:
+  selector:
+    app: grpc-demo-app
+  ports:
+    - protocol: TCP
+      port: 6565
+      targetPort: 6565
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: grpc-demo-app
+  namespace: gateway-integration-test-infra
+  labels:
+    app: grpc-demo-app
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: grpc-demo-app
+  template:
+    metadata:
+      labels:
+        app: grpc-demo-app
+    spec:
+      containers:
+        - name: grpc-demo-app
+          image: grpc-demo-app:latest
+          imagePullPolicy: IfNotPresent
+          env:
+            - name: POD_NAME
+              valueFrom:
+                fieldRef:
+                  fieldPath: metadata.name
+            - name: NAMESPACE
+              valueFrom:
+                fieldRef:
+                  fieldPath: metadata.namespace
+          resources:
+            requests:
+              cpu: "100m"  # Adjust as needed
+              memory: "100Mi"  # Adjust as needed
+          ports:
+            - containerPort: 6565  # Ensuring the container exposes port 6565 for gRPC traffic
+
+---
+apiVersion: v1
+kind: Service
 metadata:
   name: infra-backend-v2
   namespace: gateway-integration-test-infra