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Angular 性能优化：NgOptimizedImage、@defer、懒加载、SSR。触发场景：优化 Angular 应用性能、图片或懒加载时。

Apply when handling credit card data, implementing secureProxyUrl flows, or working with payment security and proxy code. Covers PCI DSS compliance, Secure…

Expert in writing compelling copy for web, marketing, and product

Train ML models with scikit-learn, PyTorch, TensorFlow. Use for classification/regression, neural networks, hyperparameter tuning, or encountering overfitting,…

Execute approved implementation plans from scratchpad. Use when implementing a previously planned feature.

PCB layout and routing. Component placement, trace routing, copper pours, design rule configuration, and layout optimization for manufacturability.

Nuxt 4 production optimization: hydration, performance, testing with Vitest, deployment to Cloudflare/Vercel/Netlify, and v4 migration. Use when: debugging hydration mismatches, optimizing performance and Core Web Vitals, writing tests with Vitest, deploying to Cloudflare Pages/Workers/Vercel/Netlify, or migrating from Nuxt 3 to Nuxt 4. Keywords: hydration, hydration mismatch, ClientOnly, SSR, performance, lazy loading, lazy hydration, Vitest, testing, deployment, Cloudflare Pages, Cloudflare Workers, Vercel, Netlify, NuxtHub, migration, Nuxt 3 to Nuxt 4

Use when making design decisions, implementing HIG patterns, Liquid Glass, SF Symbols, typography, or structuring app entry points and authentication flows.

Create handoff documentation for work-in-progress sessions. Use when handing off work to another agent to supplement history compaction and and progress…

Reference — Comprehensive Apple Human Interface Guidelines covering colors (semantic, custom, patterns), backgrounds (material hierarchy, dynamic), typography…

Creates intuitive user experiences through feedback patterns, microinteractions, and accessible interaction design. Use when designing loading states, error…

与 Google Calendar 交互 - 列出日历、查看事件、创建/更新/删除事件以及查找空闲时间。当用户要求以下操作时使用：查看日历、安排会议、创建事件、查找可用时间、列出即将发生的事件、删除或更新日历事件，或回复会议邀请。作为完整 Google Workspace MCP server 的轻量级替代方案，支持独立的 OAuth 认证。

Comprehensive frameworks for analyzing competition, identifying differentiation opportunities, and developing winning market positioning strategies.

适用于 TypeScript 项目的 Vitest 全面测试指南。在以下场景使用：(1) 使用 AAA 模式、参数化测试或 async/await 编写新测试时，(2)…

ADK 智能体的评估（自动化对话测试）编写、运行和迭代的完整参考。涵盖评估文件格式、所有断言类型、…

Senior UI/UX Engineer. Architect digital interfaces overriding default LLM biases. Enforces metric-based rules, strict component architecture, CSS hardware…

The foundational theory of interactive experience design - loops, motivation, feel, and the art of meaningful playUse when "game design, core loop, game feel,…

Generate commit messages following conventional commits and commit staged changes. Use when creating commits or when user invokes /commit.

Simplest distributed training API. 4 lines to add distributed support to any PyTorch script. Unified API for DeepSpeed/FSDP/Megatron/DDP. Automatic device…

Convert written documents to narrated video scripts with TTS audio and word-level timing. Use when preparing essays, blog posts, or articles for video…