APP-PUSH和纯色小组件

client/src/services/legalApi.ts

@@ -1,6 +1,7 @@
 import i18n from 'i18next';
 
 import { httpJson } from '../utils/http';
+import { toBackendLocaleFromLanguageTag } from '../i18n/locale';
 
 export type LegalLinks = {
   privacyPolicyUrl: string;
@@ -9,17 +10,8 @@ export type LegalLinks = {
 };
 
 export function buildAcceptLanguage(): 'en' | 'tc' {
-  const lang = (i18n.language || '').trim();
-  const lower = lang.toLowerCase();
-
-  // 当前多语言仅支持 EN / TC（与 reco 链路一致）；其他语言统一回退到 en
-  if (lower.startsWith('zh')) {
-    return 'tc';
-  }
-  if (lower.includes('tc') || lower.includes('hant') || lower.includes('hk') || lower.includes('mo') || lower.includes('tw')) {
-    return 'tc';
-  }
-  return 'en';
+  // 当前多语言仅支持 EN / TC；其他语言统一回退到 en
+  return toBackendLocaleFromLanguageTag(i18n.language);
 }
 
 export async function fetchLegalLinks(): Promise<LegalLinks> {