DeepL quality_optimized translations covering 2,897 keys across all pages
including researcher, leader, implementer, architecture, home-ai, values,
koha, faq, gdpr, privacy, and all remaining locale files. Completes MI
from 21% to 100% coverage. Also adds reusable translation script.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
