P3-04: Localization/i18n

[hybridmachine]

Description

Translated UI strings for international users.

Implementation

• Extract all UI strings to .strings files or equivalent
• NSLocalizedString() for all user-visible text
• Base localization: English
• Priority languages: French, German, Spanish, Portuguese, Chinese, Japanese, Korean
• Leverage existing N++ translation files as reference
• Language selection in preferences or follow system locale

Key Files

• macos/platform/main_phase7.mm
• Resources/*.lproj directories