development▌

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

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

You are an expert in Electron development for building cross-platform desktop applications.

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

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

Create fast, modern Python APIs using FastAPI with async/await support, automatic API documentation, type validation using Pydantic, dependency injection, JWT authentication, and SQLAlchemy ORM integration.

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,

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

Create high-performance, visually stunning mobile applications using Flutter with Dart language. Master widget composition, state management patterns, navigation, and API integration.

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.