lat/.github/pull_request_template.md

Summary / 变更说明

Validation / 验证

Checklist / 检查项

• I have read CONTRIBUTING.md. / 我已阅读 CONTRIBUTING.md。
• Every commit contains a DCO sign-off (git commit -s). / 每个提交都包含 DCO 签署（git commit -s）。
• I have included relevant build or test results, or explained why they are not applicable. / 我已提供相关构建或测试结果，或说明了不适用的原因。