feat: add passkey sign-in settings control

frontend/src/i18n/locales/en/admin/settings.ts

@@ -127,6 +127,13 @@ export default {
           'Please configure TOTP_ENCRYPTION_KEY in environment variables first. Generate a key with: openssl rand -hex 32'
       },
       security: {
+        passkey: 'Passkey Sign-in',
+        passkeyHint: 'Allow passwordless sign-in and user-managed passkeys when the relying party configuration is valid.',
+        passkeyConfigured: 'WebAuthn relying party configuration is valid.',
+        passkeyNotConfigured: 'Configure a valid RP ID and allowed HTTPS origins before enabling passkey sign-in.',
+        passkeyRPID: 'RP ID',
+        passkeyOrigins: 'Allowed HTTPS origins',
+        passkeyValueNotConfigured: 'Not configured',
         stepUp: 'Step-up 2FA for Sensitive Operations',
         stepUpHint: 'When enabled, sensitive operations (account/proxy export, backup creation and download, S3 config changes, promoting admins) require a recent TOTP verification (valid for 15 minutes). Your own account must have 2FA enabled before turning this on; turning it off also requires step-up verification.',
         stepUpEnableRequiresTotp: 'Enable 2FA (TOTP) for your own account in Profile before turning on step-up verification.',

frontend/src/i18n/locales/zh/admin/settings.ts

@@ -127,6 +127,13 @@ export default {
           '请先在环境变量中配置 TOTP_ENCRYPTION_KEY。使用命令 openssl rand -hex 32 生成密钥。'
       },
       security: {
+        passkey: 'Passkey 登录',
+        passkeyHint: '当依赖方配置有效时，允许无密码登录及用户自行管理 Passkey。',
+        passkeyConfigured: 'WebAuthn 依赖方配置有效。',
+        passkeyNotConfigured: '请先配置有效的 RP ID 与允许的 HTTPS 来源，再启用 Passkey 登录。',
+        passkeyRPID: 'RP ID',
+        passkeyOrigins: '允许的 HTTPS 来源',
+        passkeyValueNotConfigured: '未配置',
         stepUp: '敏感操作二次验证 (step-up 2FA)',
         stepUpHint: '开启后，账号/代理导出、备份创建与下载、S3 配置修改、提升管理员等敏感操作需要先完成 TOTP 二次验证（15 分钟内有效）。开启前需本人已启用 2FA；关闭该开关本身也需要二次验证。',
         stepUpEnableRequiresTotp: '开启敏感操作二次验证前，请先在个人资料中为当前账号启用 2FA (TOTP)。',