```

fix(base): 修复用户免费金币字段名错误

- 修改 GetFreeGold 方法中返回的字段名从 GoldBean 改为 FreeGold
- 确保方法返回正确的免费金币数值
```

modules/base/service/base_sys_user.go

@@ -89,7 +89,7 @@ func (s *BaseSysUserService) GetFreeGold(userId uint) (res int64) {
 	m := cool.DBM(s.Model)
 	m.Where("id", userId).Fields("free_gold").Scan(&res1)
 
-	return res1.GoldBean
+	return res1.FreeGold
 }
 func (s *BaseSysUserService) GetEamil(userId string) (res *model.BaseSysUser) {
 	m := cool.DBM(s.Model)