added ru locale to files

Author: funkill

CLAUDE.md

@@ -39,7 +39,7 @@ inav-configurator/
 │   └── transpiler/             # Logic conditions compiler
 ├── src/css/                # Stylesheets
 │   └── tabs/                   # Per-tab styles
-├── locale/                 # i18n translations (en, ja, uk, zh_CN)
+├── locale/                 # i18n translations (en, ja, ru, uk, zh_CN)
 ├── resources/              # 3D models, OSD fonts, SITL binaries
 ├── index.html              # Single-page app entry
 ├── forge.config.js         # Electron Forge build config

js/localization.js

@@ -6,7 +6,7 @@ import i18next from 'i18next';
 import store from './store'
 
 
-const availableLanguages = ['en', 'ja', 'uk', 'zh_CN'];
+const availableLanguages = ['en', 'ja', 'ru', 'uk', 'zh_CN'];
 
 const i18n = {};