fix: fix potential issue; update docs

documents/en/api-endpoints.md

@@ -16,6 +16,7 @@
 - `GET /api/download-status` - Get status of active downloads
 - `GET /api/check-bilibili-parts` - Check if a Bilibili video has multiple parts
 - `GET /api/check-bilibili-collection` - Check if a Bilibili URL is a collection/series
+- `GET /api/check-video-download` - Check if a video has already been downloaded (by URL)
 
 ## Download Management
 - `POST /api/downloads/cancel/:id` - Cancel a download
@@ -44,3 +45,7 @@
 - `POST /api/settings/delete-legacy` - Delete legacy JSON data
 - `POST /api/scan-files` - Scan for existing files
 - `POST /api/cleanup-temp-files` - Cleanup temporary download files
+- `GET /api/settings/password-enabled` - Check if password protection is enabled
+- `POST /api/settings/upload-cookies` - Upload cookies.txt for yt-dlp
+- `POST /api/settings/delete-cookies` - Delete cookies.txt
+- `GET /api/settings/check-cookies` - Check if cookies.txt exists

documents/en/directory-structure.md

@@ -8,9 +8,11 @@ mytube/
 │   │   ├── controllers/ # Route controllers
 │   │   ├── db/          # Database migrations and setup
 │   │   ├── routes/      # API routes
+│   │   ├── scripts/     # Utility scripts
 │   │   ├── services/    # Business logic services
 │   │   ├── utils/       # Utility functions
-│   │   └── server.ts    # Main server file
+│   │   ├── server.ts    # Main server file
+│   │   └── version.ts   # Version information
 │   ├── uploads/         # Uploaded files directory
 │   │   ├── videos/      # Downloaded videos
 │   │   └── images/      # Downloaded thumbnails
@@ -22,11 +24,19 @@ mytube/
 │   │   ├── contexts/    # React contexts
 │   │   ├── pages/       # Page components
 │   │   ├── utils/       # Utilities and locales
-│   │   └── theme.ts     # Theme configuration
+│   │   ├── App.tsx      # Main application component
+│   │   ├── main.tsx     # Application entry point
+│   │   ├── theme.ts     # Theme configuration
+│   │   ├── types.ts     # TypeScript type definitions
+│   │   └── version.ts   # Version information
 │   └── package.json     # Frontend dependencies
 ├── build-and-push.sh    # Docker build script
 ├── docker-compose.yml   # Docker Compose configuration
 ├── DEPLOYMENT.md        # Deployment guide
 ├── CONTRIBUTING.md      # Contributing guidelines
+├── EXAMPLES.md          # Example usage and screenshots
+├── RELEASING.md         # Release process guide
+├── SECURITY.md          # Security policy
+├── CODE_OF_CONDUCT.md   # Code of conduct
 └── package.json         # Root package.json for running both apps
 ```

documents/zh/api-endpoints.md

@@ -16,6 +16,7 @@
 - `GET /api/download-status` - 获取当前下载状态
 - `GET /api/check-bilibili-parts` - 检查 Bilibili 视频是否包含多个分P
 - `GET /api/check-bilibili-collection` - 检查 Bilibili URL 是否为合集/系列
+- `GET /api/check-video-download` - 检查视频是否已下载 (通过 URL)
 
 ## 下载管理
 - `POST /api/downloads/cancel/:id` - 取消下载
@@ -44,3 +45,7 @@
 - `POST /api/settings/delete-legacy` - 删除旧的 JSON 数据
 - `POST /api/scan-files` - 扫描现有文件
 - `POST /api/cleanup-temp-files` - 清理临时下载文件
+- `GET /api/settings/password-enabled` - 检查是否启用了密码保护
+- `POST /api/settings/upload-cookies` - 上传 cookies.txt 以供 yt-dlp 使用
+- `POST /api/settings/delete-cookies` - 删除 cookies.txt
+- `GET /api/settings/check-cookies` - 检查 cookies.txt 是否存在

documents/zh/directory-structure.md

@@ -8,9 +8,11 @@ mytube/
 │   │   ├── controllers/ # 路由控制器
 │   │   ├── db/          # 数据库迁移和设置
 │   │   ├── routes/      # API 路由
+│   │   ├── scripts/     # 实用脚本
 │   │   ├── services/    # 业务逻辑服务
 │   │   ├── utils/       # 工具函数
-│   │   └── server.ts    # 主服务器文件
+│   │   ├── server.ts    # 主服务器文件
+│   │   └── version.ts   # 版本信息
 │   ├── uploads/         # 上传文件目录
 │   │   ├── videos/      # 下载的视频
 │   │   └── images/      # 下载的缩略图
@@ -22,11 +24,19 @@ mytube/
 │   │   ├── contexts/    # React 上下文
 │   │   ├── pages/       # 页面组件
 │   │   ├── utils/       # 工具和多语言文件
-│   │   └── theme.ts     # 主题配置
+│   │   ├── App.tsx      # 主应用组件
+│   │   ├── main.tsx     # 应用入口点
+│   │   ├── theme.ts     # 主题配置
+│   │   ├── types.ts     # TypeScript 类型定义
+│   │   └── version.ts   # 版本信息
 │   └── package.json     # 前端依赖
 ├── build-and-push.sh    # Docker 构建脚本
 ├── docker-compose.yml   # Docker Compose 配置
 ├── DEPLOYMENT.md        # 部署指南
 ├── CONTRIBUTING.md      # 贡献指南
+├── EXAMPLES.md          # 示例用法和截图
+├── RELEASING.md         # 发布流程指南
+├── SECURITY.md          # 安全策略
+├── CODE_OF_CONDUCT.md   # 行为准则
 └── package.json         # 运行两个应用的根 package.json
 ```