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Design error prevention, detection, and recovery experiences.

Research competitors and compare positioning, messaging, content strategy, and market presence. Use when analyzing a competitor, building battlecards,…

Expert in LangGraph - the production-grade framework for building stateful, multi-actor AI applications. Covers graph construction, state management, cycles…

Expert guidance for HTML/XML parsing using Cheerio in Node.js with best practices for DOM traversal, data extraction, and efficient scraping pipelines.

Build MCP servers in Python with FastMCP to expose tools, resources, and prompts to LLMs. Supports storage backends, middleware, OAuth Proxy, OpenAPI integration, and FastMCP Cloud deployment. Prevents 30+ errors. Use when: creating MCP servers, or troubleshooting module-level server, storage, lifespan, middleware, OAuth, background tasks, or FastAPI mount errors.

Technical blog post writing with structure, code examples, and developer audience conventions. Covers post types, code formatting, explanation depth, and…

Design and execute performance tests to measure response times, throughput, and resource utilization. Use for performance test, load test, JMeter, k6, benchmark, latency testing, and scalability analysis.

Best practices for building UI with Jetpack Compose, focusing on state hoisting, detailed performance optimizations, and theming. Use this when writing or…

基于 Steinberger 标准对生成的 CLI 进行评分，并排比较两个 CLI

使用确定性规则自动组建评审小组，根据计划文件分派代理，并收集评审结论。

Deep web scraping, screenshots, PDF parsing, and website crawling using Firecrawl API. Use when you need deep content extraction from web pages, page…

Build augmented reality experiences with RealityKit and ARKit on iOS. Use when adding 3D content with RealityView, loading entities and models, placing objects…

Create commit messages following Sentry conventions. Use when committing code changes, writing commit messages, or formatting git history. Follows conventional…

打磨生成的 CLI 以通过验证并达到发布标准。运行诊断（dogfood、verify、scorecard、go vet），自动修复所有问题（验证失败、死代码、描述、README、MCP 工具质量），报告修改前后的差异，并提示是否发布。可在任何 /printing-press 运行之后使用，或用于 ~/printing-press/library/ 中的任何 CLI。触发短语："polish"、"improve the CLI"、"fix verify"、"make it publish-ready"、"clean up the CLI"、"get this ready to ship"。

Implement backup strategies, disaster recovery plans, and data restoration procedures for protecting critical infrastructure and data.

使用 banana-claude 图像生成技术为广告创意进行产品摄影增强。接收产品图片并生成 5 种专业摄影风格…

Teaches the compound component pattern for shared implicit state. Use when building related components like tabs, accordions, or dropdowns that need to…

React 应用架构重构指南，涵盖组件架构、状态架构、Hook 模式、组件拆分、耦合……

Use when building IoT apps. Keywords: IoT, Internet of Things, sensor, MQTT, device, edge computing, telemetry, actuator, smart home, gateway, protocol, 物联网,…

Tech Stock Earnings Deep Dive Analysis and Multi-Perspective Investment Memo System (v3.0). Covers 16 major analysis modules (A-P), 6 investment philosophy…