feat(k8s): A1 K8s 双路由体系统一 — code 路由为主, ID 路由标记 deprecated

后端:
- 新增 4 条 all-NS code 路由: services/ingresses/cronjobs/nodes
- ListNodes 改用 getK8sClientByCode (兼容 ID+code)
- ID 域资源路由标记 // Deprecated

前端:
- clusterApi/nodeApi/workloadApi 资源方法迁移到 code 路由
- KubernetesClusterDetail/TopologyView/KubernetesNodes 组件从 cluster.id 迁移到 cluster.code
- 修复潜在 bug: ClusterOverviewPage 曾将 code 传给 ID-based getNodes

验证: 16/16 API 测试通过 (7 新 code 路由 + 3 旧 ID 兼容 + 6 回归)
go build=✅ tsc -b=✅ npm build=✅

backend/controller/k8s_resource.go

@@ -99,6 +99,94 @@ func (h *KubernetesHandler) ListIngresses(c *gin.Context) {
 	c.JSON(http.StatusOK, model.Response{Code: 200, Message: "success", Data: result})
 }
 
+// ListServicesAllNS lists all Services across all namespaces using clusterCode.
+// Canonical route: GET /kubernetes/:clusterCode/services
+func (h *KubernetesHandler) ListServicesAllNS(c *gin.Context) {
+	clusterID := h.resolveClusterCode(c.Param("clusterCode"))
+	if clusterID == 0 {
+		c.JSON(http.StatusInternalServerError, model.Response{Code: 500, Message: "cluster not found"})
+		return
+	}
+	namespace := c.Query("namespace")
+	client, _, err := h.getK8sClient(clusterID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, model.Response{Code: 500, Message: err.Error()})
+		return
+	}
+	svcs, err := client.ListServices()
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, model.Response{Code: 500, Message: "K8s API error: " + err.Error()})
+		return
+	}
+	type SvcSummary struct {
+		Namespace string `json:"namespace"`
+		Name      string `json:"name"`
+		Type      string `json:"type"`
+		ClusterIP string `json:"cluster_ip"`
+		Ports     int    `json:"port_count"`
+	}
+	result := []SvcSummary{}
+	for _, s := range svcs.Items {
+		if namespace != "" && s.Metadata.Namespace != namespace {
+			continue
+		}
+		result = append(result, SvcSummary{
+			Namespace: s.Metadata.Namespace,
+			Name:      s.Metadata.Name,
+			Type:      s.Spec.Type,
+			ClusterIP: s.Spec.ClusterIP,
+			Ports:     len(s.Spec.Ports),
+		})
+	}
+	c.JSON(http.StatusOK, model.Response{Code: 200, Message: "success", Data: result})
+}
+
+// ListIngressesAllNS lists all Ingresses across all namespaces using clusterCode.
+// Canonical route: GET /kubernetes/:clusterCode/ingresses
+func (h *KubernetesHandler) ListIngressesAllNS(c *gin.Context) {
+	clusterID := h.resolveClusterCode(c.Param("clusterCode"))
+	if clusterID == 0 {
+		c.JSON(http.StatusInternalServerError, model.Response{Code: 500, Message: "cluster not found"})
+		return
+	}
+	namespace := c.Query("namespace")
+	client, _, err := h.getK8sClient(clusterID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, model.Response{Code: 500, Message: err.Error()})
+		return
+	}
+	ings, err := client.ListIngresses()
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, model.Response{Code: 500, Message: "K8s API error: " + err.Error()})
+		return
+	}
+	type IngSummary struct {
+		Namespace string   `json:"namespace"`
+		Name      string   `json:"name"`
+		Hosts     []string `json:"hosts"`
+		TLS       bool     `json:"tls"`
+	}
+	result := []IngSummary{}
+	for _, ing := range ings.Items {
+		if namespace != "" && ing.Metadata.Namespace != namespace {
+			continue
+		}
+		hosts := []string{}
+		for _, rule := range ing.Spec.Rules {
+			if rule.Host != "" {
+				hosts = append(hosts, rule.Host)
+			}
+		}
+		result = append(result, IngSummary{
+			Namespace: ing.Metadata.Namespace,
+			Name:      ing.Metadata.Name,
+			Hosts:     hosts,
+			TLS:       len(ing.Spec.TLS) > 0,
+		})
+	}
+	c.JSON(http.StatusOK, model.Response{Code: 200, Message: "success", Data: result})
+}
+
 // GetTopology 获取集群拓扑布局 // Logan.Li
 func (h *KubernetesHandler) GetTopology(c *gin.Context) {
 	clusterID := c.Param("id")