许可分层说明（License Scope）

本仓库分两层授权，按用途对应：

一、代码层（脚本、命令实现、工具）：MIT License，法律全文见下方。

二、内容层（文档、知识、平台清单、策展与图文）：CC BY-NC-ND 4.0。
允许非商业使用并署名；不允许未经授权的修改版对外发布。

五档口径（全项目统一）：
1. 使用：个人使用、非营利教学使用免费。
2. 自改：自己改自己用，无需授权、无需标注（欢迎反馈，不强制）。
3. 转发：原样分享免费，但必须注明原作者，不得据为己有。
4. 改版对外发布：须先取得授权；经同意发布时须注明改动内容并注明原作者。
5. 商用：零豁免。未联系授权的私自商用一律不允许；商用须先联系、商谈、交易达成方可。

商用与合作通道：hello@xinchuan.dev（标题注明【商用授权】或【改编授权】）。

免责声明：本仓库按现状提供，不附带任何担保；使用后果由使用者自负。

（以下为代码层 MIT 许可证全文）

MIT License

Copyright (c) 2026 ZhongQuinnKing

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.