feat: add tcp-route example

Signed-off-by: Lenin Mehedy <lenin.mehedy@swirldslabs.com>

dev/files/fst-gateway.yaml

@@ -3,8 +3,8 @@ kind: GatewayClass
 metadata:
   name: fst
 spec:
-#  controllerName: gateway.envoyproxy.io/gatewayclass-controller
-  controllerName: haproxy-ingress.github.io/controller
+  controllerName: gateway.envoyproxy.io/gatewayclass-controller
+#  controllerName: haproxy-ingress.github.io/controller
 ---
 apiVersion: gateway.networking.k8s.io/v1beta1
 kind: Gateway
@@ -16,4 +16,10 @@ spec:
     - name: http
       protocol: HTTP
       port: 80
+    - name: grpc-non-tls
+      protocol: TCP
+      port: 50211
+      allowedRoutes:
+        kinds:
+          - kind: TCPRoute
 ---

dev/files/tcp-debug.yaml

@@ -0,0 +1,65 @@
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: tcp-debug
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: tcp-debug
+  labels:
+    app: tcp-debug
+    service: tcp-debug
+spec:
+  ports:
+    - name: http
+      port: 3000
+      targetPort: 3000
+  selector:
+    app: tcp-debug
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: tcp-debug
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: tcp-debug
+      version: v1
+  template:
+    metadata:
+      labels:
+        app: tcp-debug
+        version: v1
+    spec:
+      serviceAccountName: tcp-debug
+      containers:
+        - image: gcr.io/k8s-staging-ingressconformance/echoserver:v20221109-7ee2f3e
+          imagePullPolicy: IfNotPresent
+          name: tcp-debug
+          ports:
+            - containerPort: 3000
+          env:
+            - name: POD_NAME
+              valueFrom:
+                fieldRef:
+                  fieldPath: metadata.name
+            - name: NAMESPACE
+              valueFrom:
+                fieldRef:
+                  fieldPath: metadata.namespace
+---
+apiVersion: gateway.networking.k8s.io/v1alpha2
+kind: TCPRoute
+metadata:
+  name: tcp-debug
+spec:
+  parentRefs:
+    - name: fst
+      sectionName: grpc-non-tls
+  rules:
+    - backendRefs:
+        - name: tcp-debug
+          port: 3000