# Verification Checklist / 验收检查清单

## Code Quality / 代码质量

- [x] Lint check passed
- [x] Type check passed (Rust 编译通过)
- [x] No new warnings introduced (无新增警告)

## Testing / 测试

- [x] Unit tests pass (编码逻辑)
- [ ] Integration tests pass (需要测试图片)
- [x] Manual testing completed
  - [x] JPEG 压缩 quality 参数生效
  - [x] PNG 压缩 png-level 参数生效
  - [x] 命令行帮助信息正确

## Documentation / 文档

- [ ] Code comments updated (按项目规范无注释)
- [x] API documentation updated (CLI help 信息)
- [ ] Changelog entry added

## Review / 审查

- [x] Self-review completed
- [ ] Peer review completed (if required)

## Deployment / 部署

- [x] No breaking changes
- [x] Environment variables documented (无需环境变量)

## Feature Specific / 功能特定检查

- [x] JPEG 压缩功能
  - [x] quality 参数范围 0-100
  - [x] 默认 quality = 80
  - [x] 输出为 RGB8 格式
- [x] PNG 压缩功能
  - [x] fast 级别: 快速压缩，无过滤
  - [x] default 级别: 默认压缩，Sub 过滤
  - [x] best 级别: 最佳压缩，Paeth 过滤
- [x] WebP 压缩功能
  - [x] 无损压缩模式
- [x] 通用功能
  - [x] 自动检测输入格式
  - [x] 输出文件名添加 .compress 后缀
  - [x] 文件不存在报错
  - [x] 输出文件已存在报错
  - [x] DDS 格式编码时报错提示
