Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International

Copyright (c) 2026 Alex Zhang

You are free to:
  Share — copy and redistribute the material in any medium or format
  Adapt — remix, transform, and build upon the material

Under the following terms:
  Attribution — You must give appropriate credit, provide a link to the
  license, and indicate if changes were made.

  NonCommercial — You may not use the material for commercial purposes.

  ShareAlike — If you remix, transform, or build upon the material, you
  must distribute your contributions under the same license as the original.

No additional restrictions — You may not apply legal terms or technological
measures that legally restrict others from doing anything the license permits.

Full license text: https://creativecommons.org/licenses/by-nc-sa/4.0/legalcode
