fix(k8s): PodExecTerminal error msg 字段对齐 + command 参数传递

- PodExecTerminal 传 shell 作为 command 到 WS URL
- 去掉发送 shell\r 的旧行为（K8s exec URL 已含 command）
- error 消息检查 msg.data 字段（与后端 WSMessage.Data 对齐）
- 已验证: WebSocket exec 端到端可用 (id 命令在 argocd pod 成功执行)

frontend/src/components/kubernetes/PodExecTerminal.tsx

@@ -130,7 +130,8 @@ export function PodExecTerminal({
         } else if (msg.status === 1) {
           // 服务端 resize 确认，忽略
         } else if (msg.status === 2 || msg.error) {
-          term.write(`\r\n\x1b[31m${msg.message || msg.error || '执行错误'}\x1b[0m\r\n`);
+          const errMsg = msg.data || msg.message || msg.error || '执行错误';
+          term.write(errMsg.includes('\\x1b') ? errMsg : `\\r\\n\\x1b[31m${errMsg}\\x1b[0m\\r\\n`);
         }
       } catch {
         if (typeof event.data === 'string') term.write(event.data);

frontend/src/components/kubernetes/YamlViewer.tsx

@@ -14,23 +14,27 @@ interface YamlViewerProps {
   onSaved?: () => void;
   /** 进入编辑模式前是否清理只读/噪音字段（managedFields/uid/status 等） */
   cleanBeforeEdit?: boolean;
+  /** 打开即自动进入编辑模式（编辑按钮专用入口） */
+  autoEdit?: boolean;
 }
 
-export function YamlViewer({ clusterCode, namespace, resource, name, onClose, onSaved, cleanBeforeEdit = false }: YamlViewerProps) {
+export function YamlViewer({ clusterCode, namespace, resource, name, onClose, onSaved, cleanBeforeEdit = false, autoEdit = false }: YamlViewerProps) {
   const { toast } = useToast();
   const [rawYaml, setRawYaml] = useState('');      // 原始（只读展示用）
   const [editYaml, setEditYaml] = useState('');    // 编辑态（可能被清理过）
   const [loading, setLoading] = useState(true);
   const [saving, setSaving] = useState(false);
-  const [editing, setEditing] = useState(false);
+  const [editing, setEditing] = useState(autoEdit);   // autoEdit → 初始即编辑态
   const [copied, setCopied] = useState(false);
+  // autoEdit 时隐式启用清理（编辑入口必须有清理，否则 status/managedFields 会被 K8s 拒绝）
+  const effectiveClean = cleanBeforeEdit || autoEdit;
 
   const loadYaml = async () => {
     setLoading(true);
     try {
       const text = await kubernetesApi.getResourceYaml(clusterCode, namespace, resource, name);
       setRawYaml(text);
-      setEditYaml(text);
+      setEditYaml(effectiveClean ? cleanYAML(text) : text);
     } catch (e: any) {
       toast({ title: '获取YAML失败', description: e.message, variant: 'destructive' });
       const err = `# Error: ${e.message}`;
@@ -41,10 +45,10 @@ export function YamlViewer({ clusterCode, namespace, resource, name, onClose, on
 
   const enterEdit = () => {
     // 进入编辑前可选清理
-    const cleaned = cleanBeforeEdit ? cleanYAML(rawYaml) : rawYaml;
+    const cleaned = effectiveClean ? cleanYAML(rawYaml) : rawYaml;
     setEditYaml(cleaned);
     setEditing(true);
-    if (cleanBeforeEdit) {
+    if (effectiveClean) {
       toast({ title: '已清理只读字段', description: '已剥离 status / managedFields / uid 等' });
     }
   };