feat(ne): batch delete selected managed network elements

Add POST /v1/managed-ne/batch-delete and toolbar button with confirmation on NE management page.

Co-authored-by: Cursor <cursoragent@cursor.com>

web/src/i18n/en.ts

@@ -136,6 +136,11 @@ const en = {
     edit: "Edit",
     delete: "Delete",
     confirmDelete: "Delete this network element?",
+    batchDelete: "Batch delete",
+    batchDeleting: "Deleting…",
+    batchDeleteConfirm: "Delete {{n}} selected network element(s)? This cannot be undone.",
+    batchDeleteDone: "Deleted {{n}} network element(s)",
+    batchDeleteSelectRequired: "Select network elements to delete",
     keywordPh: "name / IP / user / tags",
     allVendors: "All vendors",
     allConnectStatus: "All connect status",

web/src/i18n/zh.ts

@@ -135,6 +135,11 @@ const zh = {
     edit: "编辑",
     delete: "删除",
     confirmDelete: "确定删除该网元？",
+    batchDelete: "批量删除",
+    batchDeleting: "删除中…",
+    batchDeleteConfirm: "确定删除选中的 {{n}} 台网元？此操作不可恢复。",
+    batchDeleteDone: "已删除 {{n}} 台网元",
+    batchDeleteSelectRequired: "请先勾选要删除的网元",
     keywordPh: "名称 / IP / 用户名 / 标签",
     allVendors: "全部厂商",
     allConnectStatus: "全部连通状态",