Updated resource creation:

* StatefulSet
* PVC
* Service
* Ingress (TODO: SSH port forwarding)

config/samples/devcontainer_v1_devcontainerapp.yaml

@@ -1,9 +1,15 @@
 apiVersion: devcontainer.devstar.cn/v1
 kind: DevcontainerApp
 metadata:
+  name: daimingchen-devstar-beef092a69c011ef9c00000c2952a362
+  namespace: devstar-devcontainer-ns
   labels:
     app.kubernetes.io/name: devstar-devcontainer-kubebuilder-scaffold
     app.kubernetes.io/managed-by: kustomize
-  name: devcontainerapp-sample
 spec:
-  # TODO(user): Add fields here
+  statefulset:
+    image: nginx:latest
+  service:
+    containerPort: 2222
+  ingress:
+    port: 22