refactor(i18n): Optimize internationalization configuration and add new translation items

- Add internationalization support to the LoadingState component
- Implement internationalization translations in the Profile page
- Use internationalized text in the TestEmailDialog component
- Update English and Chinese translation files by adding new translation entries

application/src/translations/en/maintenance.ts

@@ -78,4 +78,10 @@ export const maintenanceTranslations: MaintenanceTranslations = {
   selectNotificationChannel: 'Add a notification channel', 
   enableNotificationsFirst: 'Enable notifications first to select channel',
   updateMaintenance: 'Update Maintenance',
+	loginToViewProfile: 'Please login to view your profile',
+	goToLogin: 'Go to Login',
+	loadingUserData: 'Loading user data...',
+	retry: 'Retry',
+	loadingServerData: 'Loading server data...',
+	retrievingYourInformation: 'Please wait while we retrieve your information...',
 };

application/src/translations/en/settings.ts

@@ -37,8 +37,12 @@ export const settingsTranslations: SettingsTranslations = {
   selectCollection: "Select collection",
   toEmailAddress: "To email address",
   enterEmailAddress: "Enter email address",
+	send: "Send",
   sending: "Sending...",
-  
+	testEmailSettings: "Test Email Settings",
+	testEmailDescription: "Test whether the current Email Settings are available",
+	testEmailAlert: "This will send a test email using your configured SMTP settings. Make sure SMTP is properly configured first.",
+
   // General Settings - Actions and status
   save: "Save Changes",
   saving: "Saving...",

application/src/translations/types/maintenance.ts

@@ -76,4 +76,10 @@ export interface MaintenanceTranslations {
   selectNotificationChannel: string;
   enableNotificationsFirst: string;
   updateMaintenance: string;
+	loginToViewProfile: string;
+	goToLogin: string;
+	loadingUserData: string;
+	retry: string;
+	loadingServerData: string;
+	retrievingYourInformation: string;
 }

application/src/translations/types/settings.ts

@@ -21,7 +21,7 @@ export interface SettingsTranslations {
   smtpAuthMethod: string;
   enableTLS: string;
   localName: string;
-  
+
 	// General Settings - Test Email
   testEmail: string;
   sendTestEmail: string;
@@ -35,8 +35,12 @@ export interface SettingsTranslations {
   selectCollection: string;
   toEmailAddress: string;
   enterEmailAddress: string;
+	send: string;
   sending: string;
-  
+	testEmailSettings: string;
+	testEmailDescription: string;
+	testEmailAlert: string;
+
 	// General Settings - Actions and status
   save: string;
   saving: string;

application/src/translations/zhcn/maintenance.ts

@@ -78,4 +78,10 @@ export const maintenanceTranslations: MaintenanceTranslations = {
   selectNotificationChannel: '添加通知渠道',
   enableNotificationsFirst: '首先启用通知以选择频道',
   updateMaintenance: '更新维护',
+	loginToViewProfile: '请登录查看您的个人资料',
+	goToLogin: '立即登录',
+	loadingUserData: '正在加载用户数据...',
+	retry: '重试',
+	loadingServerData: '正在加载服务器数据...',
+	retrievingYourInformation: '正在获取您的信息，请稍候...',
 };

application/src/translations/zhcn/settings.ts

@@ -37,8 +37,12 @@ export const settingsTranslations: SettingsTranslations = {
   selectCollection: "选择集合",
   toEmailAddress: "收件人邮箱地址",
   enterEmailAddress: "输入收件人邮箱地址",
+	send: "发送",
   sending: "发送中...",
-  
+	testEmailSettings: "测试邮箱配置",
+	testEmailDescription: "测试当前的邮箱设置是否可用",
+	testEmailAlert: "这将使用您配置的SMTP设置发送一封测试邮件。请确保SMTP已正确配置。",
+
 	// General Settings - Actions and status
   save: "保存变更",
   saving: "保存中...",