Ny SECURITY.md i repo-roten etter felles mal for de 15 repoene i denne
runden. Ingen versjon, tag eller katalog-ref endret.
Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01BNpxhzuf5mydYeoQZ53wJw