wxhou

Download videos from social platforms without watermarks. Use when user wants to download videos from Douyin (抖音), X (Twitter), Bilibili (B站), YouTube, or Xiaohongshu (小红书). Supports MP4 video download and extracting video metadata (title, description, author). Triggers for: "下载视频", "download video", "无水印下载", "抖音视频", "B站视频", "YouTube视频", "小红书视频", "X视频", "Twitter视频", or any request involving these platforms.

产品创意调研助手 - 从全网收集产品方案、技术路线、行业趋势，输出功能推荐和机会分析，支持产品架构图生成

公众号文章创作与发布。完整流程：自动场景识别 → 获取内容 → 质量检查 → 写作/翻译 → AI配图 → 封面图 → 格式优化 → 发布。使用场景：(1) X/网页链接 (2) X Article 长文 (3) 英文文章翻译 (4) 标题创作 (5) 直接发布

Adaptive deep reasoning skill that automatically adjusts analysis depth based on question complexity. Uses sequential thinking, multi-path tree-of-thought exploration, Socratic questioning, first-principles verification, and iterative validation to produce high-confidence answers. Quick mode for simple queries, deep mode for complex problems. Bilingual: auto-detects Chinese vs English from prompt.

使用 Google Magika 做文件类型检测 — AI 驱动的 content-type 识别工具， 支持深度学习模型判断文件类型（准确率高于传统 magic bytes）。 适用场景：文件乱码检测、扩展名与内容不符排查、批量文件分类、格式损坏初筛。 当用户提到"检测文件类型"、"判断文件编码"、"文件内容识别"、"文件扩展名不对"、 "文件乱码"、"magika"、"文件损坏"、"文件被篡改"时使用此 skill。

Run Playwright E2E verification for an OpenSpec change. Use when the user wants to validate that the implementation works end-to-end by running Playwright tests generated from the specs.

Generate complete FastAPI project skeleton with SQLAlchemy, MongoDB, JWT auth, Redis cache, Celery tasks, Docker, and CRUD generators. Use when user wants to create or scaffold a FastAPI project.