Adds a top-level TRADEMARK.md spelling out that the IPTVnator name and
logo are unregistered trademarks reserved to the project, separate from
the MIT-licensed source code, and documenting what forks may and may
not do plus where to report misuse. README gets a short Trademark
section pointing to the new file.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
Entire-Checkpoint: 3f453cc0085a
