feat(managed-ne): optional password and hop columns in import

Allow creating/importing NEs without target password for bastion-managed workflows, and support optional hop_* columns in bulk import templates.

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

web/src/i18n/en.ts

@@ -169,6 +169,8 @@ const en = {
     connectDetailTitle: "Connectivity test log",
     connectDetailEmpty:
       "No log yet. Run a connectivity test first; failures store full errors and hop context (passwords excluded).",
+    importHint:
+      "Import template includes optional hop columns (hop_enabled, etc.), or import NEs first then batch-add proxy. Password may be empty for bastion-managed targets.",
     importResult: {
       done: "Import done: {{inserted}} inserted, {{updated}} updated, {{failed}} failed row(s)",
     },
@@ -185,6 +187,8 @@ const en = {
       deleted: "Network element deleted",
       passwordRequired: "Password is required",
       passwordOptional: "leave blank to keep unchanged",
+      passwordHint:
+        "Required for direct login; leave empty when bastion manages target credentials. Use batch proxy later.",
     },
     hop: {
       sectionTitle: "Jump host / proxy",

web/src/i18n/zh.ts

@@ -167,6 +167,8 @@ const zh = {
     connectDetail: "详情",
     connectDetailTitle: "连通性测试日志",
     connectDetailEmpty: "暂无日志。请先执行连通性测试；失败时会记录完整错误与跳板上下文（不含密码）。",
+    importHint:
+      "导入模板含可选跳板列（hop_enabled 等）；也可先导入网元再批量添加代理。密码可留空（堡垒机托管场景）。",
     importResult: {
       done: "导入完成：新增 {{inserted}}，更新 {{updated}}，失败 {{failed}} 行",
     },
@@ -183,6 +185,7 @@ const zh = {
       deleted: "网元已删除",
       passwordRequired: "请填写密码",
       passwordOptional: "留空则不修改",
+      passwordHint: "直连网元需填写；经堡垒机托管时可留空，后续可用「批量添加代理」统一配置跳板。",
     },
     hop: {
       sectionTitle: "跳板 / 代理",