feat: 添加用户注册表单验证信息，包括姓名、邮箱和密码的必填及格式要求

src/locales/zh-CN.json

@@ -632,7 +632,14 @@
   "auth": {
     "signup": {
       "title": "用户注册",
-      "enterEmail": "请输入邮箱"
+      "enterEmail": "请输入邮箱",
+      "validation": {
+        "nameRequired": "请输入姓名",
+        "emailRequired": "请输入邮箱",
+        "emailInvalid": "请输入有效的邮箱地址",
+        "passwordRequired": "请输入密码",
+        "passwordMinLength": "密码至少需要{length}个字符"
+      }
     },
     "login": {
       "title": "登录",