Copyright (c) 2026 [extraext]

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License Summary (CC BY-NC-ND 4.0)
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You are free to:
* Share — copy and redistribute the material in any medium or format.

The licensor cannot revoke these freedoms as long as you follow the license terms.

Under the following terms:
* Attribution — You must give appropriate credit, provide a link to the
  license, and indicate if changes were made. You may do so in any reasonable
  manner, but not in any way that suggests the licensor endorses you or your use.
* NonCommercial — You may not use the material for commercial purposes.
* NoDerivatives — If you remix, transform, or build upon the material, you
  may not distribute the modified material.
* No additional restrictions — You may not apply legal terms or technological
  measures that legally restrict others from doing anything the license permits.

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Full Legal Code
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To view the full legal code of this license, visit:
https://creativecommons.org/licenses/by-nc-nd/4.0/legalcode