fix(frontend): avoid misleading error message when agent api is disable (#2697) (#2698)

frontend/src/core/i18n/locales/en-US.ts

@@ -204,6 +204,8 @@ export const enUS: Translations = {
     nameStepNetworkError:
       "Network request failed — check your network or backend connection",
     nameStepCheckError: "Could not verify name availability — please try again",
+    nameStepApiDisabledError:
+      "Custom agent management is not enabled on this server. Please contact your administrator.",
     nameStepBootstrapMessage:
       "The new custom agent name is {name}. Let's bootstrap it's **SOUL**.",
     save: "Save agent",

frontend/src/core/i18n/locales/types.ts

@@ -141,6 +141,7 @@ export interface Translations {
     nameStepAlreadyExistsError: string;
     nameStepNetworkError: string;
     nameStepCheckError: string;
+    nameStepApiDisabledError: string;
     nameStepBootstrapMessage: string;
     save: string;
     saving: string;

frontend/src/core/i18n/locales/zh-CN.ts

@@ -192,6 +192,8 @@ export const zhCN: Translations = {
     nameStepAlreadyExistsError: "已存在同名智能体",
     nameStepNetworkError: "网络请求失败，请检查网络或后端连接",
     nameStepCheckError: "无法验证名称可用性，请稍后重试",
+    nameStepApiDisabledError:
+      "服务器未开启自定义智能体管理功能，请联系管理员。",
     nameStepBootstrapMessage:
       "新智能体的名称是 {name}，现在开始为它生成 **SOUL**。",
     save: "保存智能体",