Final i18n fixes: Use consistent translation approach for all user messages

Co-authored-by: whyour <22700758+whyour@users.noreply.github.com>

src/locales/en-US.json

@@ -609,5 +609,6 @@
   "请输入迭代次数": "Please enter iterations",
   "获取场景列表失败": "Failed to fetch scenario list",
   "搜索场景": "Search scenarios",
-  "节点": "Nodes"
+  "节点": "Nodes",
+  "确认删除节点吗": "Are you sure you want to delete this node?"
 }

src/locales/zh-CN.json

@@ -609,5 +609,6 @@
   "请输入迭代次数": "请输入迭代次数",
   "获取场景列表失败": "获取场景列表失败",
   "搜索场景": "搜索场景",
-  "节点": "节点"
+  "节点": "节点",
+  "确认删除节点吗": "确认删除节点吗？"
 }

src/pages/scenario/workflowEditorModal.tsx

@@ -88,11 +88,11 @@ const WorkflowEditorModal: React.FC<WorkflowEditorModalProps> = ({
 
   const getNodeTypeName = (type: NodeType): string => {
     const typeMap: Record<NodeType, string> = {
-      http: 'HTTP请求',
-      script: '脚本执行',
-      condition: '条件判断',
-      delay: '延迟',
-      loop: '循环',
+      http: intl.get('HTTP请求'),
+      script: intl.get('脚本执行'),
+      condition: intl.get('条件判断'),
+      delay: intl.get('延迟'),
+      loop: intl.get('循环'),
     };
     return typeMap[type];
   };
@@ -105,7 +105,7 @@ const WorkflowEditorModal: React.FC<WorkflowEditorModalProps> = ({
 
     Modal.confirm({
       title: intl.get('确认删除节点'),
-      content: `${intl.get('确认')}${intl.get('删除节点')}${intl.get('吗')}？`,
+      content: intl.get('确认删除节点吗'),
       onOk: () => {
         setLocalGraph({
           ...localGraph,