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Optimize Magento 2 performance — full page cache (Varnish), Redis, indexer tuning, JavaScript/CSS optimization, database optimization, and profiling. Use when diagnosing slow pages, optimizing load times, or configuring caching.

Implement the WebMCP Imperative API — register tools via navigator.modelContext.registerTool() with proper schemas, execute callbacks, and lifecycle management. Use when building dynamic tool registration in JavaScript.

Build Magento 2 frontend — layout XML, blocks, PHTML templates, ViewModels, themes, JavaScript (RequireJS/KnockoutJS), and LESS/CSS. Use when customizing the storefront, building themes, or working with frontend components.

Implement Salesforce Commerce payments — Salesforce Payments (supports multiple processors including Stripe and Adyen), B2C payment adapters (JavaScript cartridge-based), B2B payment adapters (Apex-based), PCI compliance via tokenization, 3D Secure/SCA support, and payment method management. Use when implementing payment processing.

Write modern JavaScript and TypeScript — ES6+ features, async/await, modules, destructuring, optional chaining, TypeScript types, and modern tooling. Use when writing JavaScript/TypeScript for BigCommerce themes, apps, or headless storefronts.

Esta skill é ideal para raspar websites, extrair dados estruturados, gerenciar páginas com muito JavaScript, rastrear múltiplas URLs ou criar pipelines automatizados de dados web. Ela oferece padrões de extração otimizados com geração de esquema para uma extração eficiente e independente de LLM.

Esta skill orienta na escrita de HTML, CSS e JavaScript acessíveis, em conformidade com o RAWeb 1.1 (Framework de Acessibilidade Web de Luxemburgo, baseado em EN 301 549 / WCAG 2.1). Oferece orientação em nível de código, padrões e anti-padrões para desenvolver interfaces web e código front-end que atendam à lei de acessibilidade de Luxemburgo.

Use when reviewing pull requests, analyzing code quality, identifying issues, or generating review checklists. Covers TypeScript, JavaScript, Python, Go, Swift, and Kotlin.

Safely upgrade JavaScript packages with breaking change detection, migration guidance, and automated code migrations (npm/pnpm/yarn). Cross-platform with git safety branch enforcement.

Better Auth integration guide for TypeScript/JavaScript authentication. Covers server/client configuration, database adapters, session management, plugins, OAuth, and scaffolding auth from scratch. Use when setting up authentication with Better Auth, configuring auth.ts, adding OAuth providers, or creating sign-in/sign-up flows.

Technical SEO audit across 9 categories: crawlability, indexability, security, URL structure, mobile, Core Web Vitals, structured data, JavaScript rendering, and IndexNow protocol. Use when user says "technical SEO", "crawl issues", "robots.txt", "Core Web Vitals", "site speed", or "security headers".

Scaffold and implement authentication in TypeScript/JavaScript apps using Better Auth. Detect frameworks, configure database adapters, set up route handlers, add OAuth providers, and create auth UI pages. Use when users want to add login, sign-up, or authentication to a new or existing project with Better Auth.