```

feat(base): 添加邮箱注册码功能及用户注册接口

- 在 `sessionManager` 中新增邮件注册码缓存管理实例和相关方法
- 实现生成、保存、验证、删除邮件注册码的逻辑
- 新增 `/reg` 和 `/email` 接口用于用户注册和发送验证码
- 引入 `golang-lru` 依赖以支持限流缓存功能
- 调整包导入顺序，优化代码结构
```

common/utils/golang-lru-main/.github/pull_request_template.md

@@ -0,0 +1,12 @@
+<!-- heimdall_github_prtemplate:grc-pci_dss-2024-01-05 -->
+## Description
+
+<!-- Provide a summary of what the PR does and why it is being submitted. -->
+
+## Related Issue
+
+<!-- If this PR is linked to any issue, provide the issue number or description here. Any related JIRA tickets can also be added here. -->
+
+## How Has This Been Tested?
+
+<!-- Describe how the changes have been tested. Provide test instructions or details. -->