- Restored 7 translation keys that were compressed during initial i18n:
- about_ch3_p4: 'pigs in an hg blanket' joke and (n,2n) reaction details
- about_ch3_p5: 17.7 years cooling time detail
- about_ch3_p6: 'Old pig was slaughtered' reference
- about_ch9_truth/harmony/freedom/love: Full philosophical paragraphs
- Added apply_restored_translations.py utility script
- All 189 translations updated (27 languages × 7 keys)