development▌

This skill enforces rules for building production-quality PyQt6 desktop applications. The core principles are: strict MVC separation via signals/slots, never blocking the UI thread, centralized theming via QSS, and layout-manager-driven responsive design. These rules prevent the most common PyQt6 failures: frozen UIs, untestable coupling, and platform-specific rendering bugs.

Implement Progressive Web App features including service workers, caching strategies, offline support, and installation prompts for React and Svelte applications.

Expert guidance for Swift 6+, SwiftUI, SwiftData, and macOS 26 development with architecture patterns and platform integration. \n \n Covers Swift 6+ modern concurrency, SwiftData schema design and query optimization, and SwiftUI best practices with AppKit bridging \n Includes SOLID principles, design patterns, and modular architecture approaches tailored to macOS projects \n Provides macOS 26 (Tahoe) feature guidance, Apple Intelligence integration, on-device ML with MLX, and Xcode 16 tooling \

Comprehensive guidelines for building secure, performant Chrome extensions with Manifest V3. \n \n Covers full extension architecture including background Service Workers, content scripts, popup UI, and inter-component messaging with security best practices \n Emphasizes Manifest V3 compliance, least-privilege permissions, Content Security Policy implementation, and protection against XSS and injection attacks \n Includes Chrome API patterns for storage, tabs, runtime, alarms, and actions; async

Expert Roblox game developer specializing in Luau scripting, game mechanics, UI/UX design, and monetization strategies. Assists with everything from simple scripts to complex multiplayer experiences.

Comprehensive backend development guidance covering modern languages, frameworks, APIs, security, and production patterns. \n \n Covers multiple language and framework choices (Node.js/NestJS, Python/FastAPI, Go, Rust) with decision matrices for selecting the right stack \n Includes security best practices aligned with OWASP Top 10 2025, authentication patterns (OAuth 2.1, JWT, RBAC), and input validation strategies \n Addresses scalability and performance through caching, database optimization,

Complete WeChat Mini Program development lifecycle from project setup through publishing and optimization. \n \n Covers page and component creation, project structure organization, configuration management, and asset handling within mini program conventions \n Supports debugging, previewing, and publishing workflows via WeChat Developer Tools or miniprogram-ci command-line automation \n Integrates CloudBase (wx.cloud) for cloud functions, database, storage, and identity when explicitly required

Specialized workflow for building React and Next.js 14+ applications with modern patterns including App Router, Server Components, TypeScript, and Tailwind CSS.

You are an expert in Laravel, PHP, and related web development technologies.

Creates specs before coding to clarify requirements and ensure successful project execution.