productivity▌

This skill implements a proven product management framework. The approach combines best practices from industry leaders and is designed for practical application in day-to-day PM work.

Provides legacy .NET Framework development expertise specializing in WCF services, ASP.NET MVC, and enterprise application maintenance. Supports extending and integrating legacy .NET 4.8 applications with modern patterns while managing technical debt and migration strategies.

本技能基于 F2 框架实现抖音视频批量下载，提供高效、稳定的批量下载能力。

Expert full-stack web development with React, Node.js, TypeScript, and modern databases. \n \n Covers complete web application development including React/Next.js frontends, Node.js/Express backends, REST and GraphQL APIs, and authentication patterns \n Supports PostgreSQL and MongoDB databases with Prisma ORM, plus caching with Redis and deployment to Vercel, Netlify, or Docker \n Provides architectural patterns, security best practices, input validation with Zod, state management strategies, a

Contract-first API patterns for Dify frontend using oRPC with TanStack Query integration. \n \n Define contracts in web/contract/* as single source of truth; consume via useQuery(consoleQuery.xxx.queryOptions(...)) at call sites for 1:1 endpoint mappings \n Use .key() for partial matching in invalidation/refetch, .queryKey() for specific query identity, and .mutationKey() for mutation defaults or status filtering \n Extract queryOptions helpers only when 3+ call sites share identical options; cr

Use this skill to guide or reason about the OpenSpec artifact-driven workflow system (OPSX), including artifact graphs, schema/template resolution, change lifecycle, and experimental commands/skills.

file sample.exe sha256sum sample.exe

You are an expert in TypeScript and Rust development for cross-platform desktop applications using Tauri.

Use SSH for secure remote access, file transfers, and tunneling.

This skill enables AI agents to perform a comprehensive web accessibility evaluation using the Web Content Accessibility Guidelines (WCAG) 2.1 and 2.2 standards, ensuring digital products are usable by people with disabilities.