Design system with CSS custom properties (light/dark themes).
38 Lucide SVG icon components. Dark mode with system preference.
EN/RU localization with i18n store. Skeleton loaders, empty states,
toggle switches, micro-interactions. Responsive sidebar with
mobile hamburger menu. All pages polished with consistent styling.
AES-256-GCM encryption for credential storage, YAML seed config
parser with validation, and transactional import into SQLite.
Credentials (registry tokens, NPM password) encrypted before storage.