Creative Commons Attribution 4.0 International (CC BY 4.0)

This file clarifies the license for original non-code repository content.

- Original code and tooling remain licensed under the MIT License in `LICENSE`.
- Original documentation and other non-code written content are licensed under
  the Creative Commons Attribution 4.0 International license unless a more
  specific upstream notice says otherwise.
- Third-party attributions, upstream licenses, and exceptions are tracked in
  `docs/sources/sources.md`.

Canonical license URL:
https://creativecommons.org/licenses/by/4.0/

Review the full license text at the canonical URL before reuse.
