feat(auth): enhance IP restriction handling with CIDR support

web/src/i18n/locales/en.json

@@ -97,7 +97,7 @@
     "Homepage URL 填": "Fill in the Homepage URL",
     "ID": "ID",
     "IP": "IP",
-    "IP白名单": "IP whitelist",
+    "IP白名单（支持CIDR表达式）": "IP whitelist (supports CIDR expressions)",
     "IP限制": "IP restrictions",
     "IP黑名单": "IP blacklist",
     "JSON": "JSON",
@@ -1752,7 +1752,7 @@
     "请先阅读并同意用户协议和隐私政策": "Please read and agree to the user agreement and privacy policy first",
     "请再次输入新密码": "Please enter the new password again",
     "请前往个人设置 → 安全设置进行配置。": "Please go to Personal Settings → Security Settings to configure.",
-    "请勿过度信任此功能，IP可能被伪造": "Do not over-trust this feature, IP can be spoofed",
+    "请勿过度信任此功能，IP可能被伪造，请配合nginx和cdn等网关使用": "Do not over-trust this feature, IP can be spoofed, please use it in conjunction with gateways such as nginx and CDN",
     "请在系统设置页面编辑分组倍率以添加新的分组：": "Please edit Group ratios in system settings to add new groups:",
     "请填写完整的产品信息": "Please fill in complete product information",
     "请填写完整的管理员账号信息": "Please fill in the complete administrator account information",