i18n: 替换所有硬编码文本为多语言配置

将项目中各处的硬编码字符串替换为国际化语言包调用，统一管理页面和组件的文案内容，方便后续多语言适配与维护

components/privacy-popup/privacy-popup.vue

@@ -43,12 +43,12 @@ export default {
 			showPop: false,
 			privacyAuthorization: null,
 			privacyResolves: new Set(),
-			privacyContractName: '用户隐私保护指引',
-			appName: '本小程序',
+			privacyContractName: this.$lang('privacy.contractName'),
+			appName: this.$lang('privacy.miniAppName'),
 			// #ifdef WEB || H5
-			appName: '本应用',
-			privacyContractName: '《隐私条款》',
-			privacyServiceName: '《用户服务协议》',
+			appName: this.$lang('privacy.appName'),
+			privacyContractName: this.$lang('privacy.termsTitle'),
+			privacyServiceName: this.$lang('privacy.serviceTerms'),
 			// #endif
 		}
 	},