v1.20.0-alpha

Features

Online Code Judge — LeetCode-style function mode

• New coding question type with full online judge support
• Judge Edge Function via Piston API / native Deno execution
• Two execution modes:
  • stdio mode: traditional stdin/stdout pattern
  • function mode: LeetCode-style function solution(...) pattern, framework auto-invokes and compares return values
• Code editor with editable test cases panel
• Per-testcase pass/fail result display
• New submissions table for tracking code execution history

Admin Test Page

• /admin/questions/test for quick question testing without saving to database
• Search by ID or keyword, filter by type/subject
• Full answer interaction identical to practice mode

DX Improvements

• LeetCode-style Example 1/2/3 cards in question display
• Function signature templates per language
• Editable test cases when testing code

🤖 Generated with Claude Code

v1.19.3

• 练习模式新增 AI 题目解读功能：答题后点击题目右上角 AI 图标，流式获取题目详细讲解
• 桌面端 6:4 左右分栏布局，弹簧动画面板从右侧滑入
• 移动端右侧 Sheet 弹出面板
• 设置页新增"AI 题目解读"开关（默认关闭），需手动开启
• 使用 DeepSeek 流式输出，实时渲染 Markdown 内容
• 支持重试、自动滚动、切题自动关闭

v1.19.2

• 填空题支持部分无序判分（unordered_blanks），可指定特定空位无序匹配
• 刷题快捷键扩展：支持不确定/纠错/收藏/太简单快捷键绑定
• 太简单操作增加二次确认对话框，带键盘提示
• 移动端优化：隐藏快捷键提示和快捷键设置区域
• 键盘录制对话框移除 Enter 确认，改为按钮确认防止误触

v1.19.1

feat: add default landing page setting with admin/user role awareness

v1.19.0

feat: customizable practice shortcuts with keyboard visual recorder, sync conflict detection

v1.18.0-alpha

Features

• Cloudflare Turnstile bot protection on login/register pages
• JWT-based user authentication in manage-passkey & verify-totp Edge Functions
• Expanded Terms of Service with detailed account protection methods
• Comprehensive Privacy Policy with data collection scope, 2FA handling, third-party services
• Login/Register UI refinements (divider width matching, \邮箱登录\ label)

Security

• Edge Functions no longer trust userId from request body — now verify JWT token
• Turnstile widget validates all login methods (email, GitHub OAuth, QR code)
• TOTP secret isolated to service_role-only user_totp table
• Passkey grace period now server-side (check-grace via last_used_at)

v1.18.0

refactor: consolidate R2 edge functions into single module with shared code

v1.17.15-rc

feat: passkey enhancements — custom names, platform icons, re-verify timeout; login & register page redesign

v1.17.14-beta

What's New

• Passkey (WebAuthn) — add passkey as a 2FA option alongside TOTP, user can choose in settings
• 新设备登录飞书通知 — detects new device by User Agent, sends Feishu webhook alert
• Auth logging — login events recorded to auth_log table

Changes

• 2FA method selector in settings (Passkey / Authenticator App)
• login-notify Edge Function with rate-limited Feishu notifications
• npm vulnerability fixes

Notes

• Set FEISHU_WEBHOOK_URL to enable login notifications

v1.17.13

feat: missing-KP hint in progress, 未设置 filter in admin