!1 可通过 YAML 创建 CRD DevcontainerApp (StatefulSet + NodePort_Service)

* 优化 DevcontainerApp Reconciler 逻辑
* Added Readiness Probing
* Updated port num validation
* Updated Quickstart Doc
* Replaced Nginx Ingress Controller with NodePort Service
* Updated resource creation:
* Added resource creation
* Added .editorconfig

internal/controller/utils/template_utils.go

@@ -0,0 +1,60 @@
+package utils
+
+import (
+	"bytes"
+	"text/template"
+
+	devcontainer_apps_v1 "devstar.cn/DevcontainerApp/api/v1"
+	app_v1 "k8s.io/api/apps/v1"
+	core_v1 "k8s.io/api/core/v1"
+	yaml_util "k8s.io/apimachinery/pkg/util/yaml"
+)
+
+const (
+	TemplatePath = "internal/controller/templates/"
+)
+
+// parseTemplate 解析 Go Template 模板文件
+func parseTemplate(templateName string, app *devcontainer_apps_v1.DevcontainerApp) []byte {
+	tmpl, err := template.
+		New(templateName + ".yaml").
+		Funcs(template.FuncMap{"default": DefaultFunc}).
+		ParseFiles(TemplatePath + templateName + ".yaml")
+	if err != nil {
+		panic(err)
+	}
+	b := new(bytes.Buffer)
+	err = tmpl.Execute(b, app)
+	if err != nil {
+		panic(err)
+	}
+	return b.Bytes()
+}
+
+// NewStatefulSet 创建 StatefulSet
+func NewStatefulSet(app *devcontainer_apps_v1.DevcontainerApp) *app_v1.StatefulSet {
+	statefulSet := &app_v1.StatefulSet{}
+	err := yaml_util.Unmarshal(parseTemplate("statefulset", app), statefulSet)
+	if err != nil {
+		panic(err)
+	}
+	return statefulSet
+}
+
+// NewService 创建 Service
+func NewService(app *devcontainer_apps_v1.DevcontainerApp) *core_v1.Service {
+	service := &core_v1.Service{}
+	err := yaml_util.Unmarshal(parseTemplate("service", app), service)
+	if err != nil {
+		panic(err)
+	}
+	return service
+}
+
+// DefaultFunc 函数用于实现默认值
+func DefaultFunc(value interface{}, defaultValue interface{}) interface{} {
+	if value == nil || value == "" {
+		return defaultValue
+	}
+	return value
+}