Release Notes

Version history and changelog · 릴리스 노트 및 변경 이력

v1.2 UX & SEO Overhaul

2026-05-06
UX 및 SEO 대규모 개편
  • Complete responsive redesign for all 6 service modules
  • Dark mode with localStorage persistence and system preference detection
  • SEO-optimized documentation pages with inline SVG infographics
  • Google Tag Manager integration for analytics
  • Structured data (JSON-LD) for search engine rich results
  • Performance optimization: font preloading, content-hashed bundles
  • Bilingual content (English + Korean) across all doc pages
  • New /docs/ hub with guides for each math domain

v1.1a Bug Audit

2026-04-30
버그 감사 — 18개 버그 수정
  • Fixed 18 bugs across all service modules
  • Resolved session token expiration edge cases
  • Fixed i18n fallback when language file fails to load
  • Corrected matrix determinant calculation for 3×3+ matrices
  • Fixed leaderboard race condition on simultaneous submissions
  • Resolved dark mode flash on initial page load
  • Fixed mobile keyboard overlap on input fields

v1.0a Initial Alpha Release

2026-04-29
초기 알파 릴리스
  • Launch of 6 math practice services: Matrix, Vector, Arith, Geo, Stat, Prob
  • Custom authentication with bcrypt hashing and session management
  • Level system (Bronze → Master) with exponential scoring
  • Offline exam generation with QR answer verification
  • Multi-language support: Korean, English, Japanese, French, German, Spanish
  • Daily challenge with global leaderboard
  • Google AdSense monetization integration
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