Write fast unit tests with Vitest, coverage reporting, mocking, and snapshots. Apply when testing utilities, components, services, or building test coverage.

Provides cryptography attack techniques for CTF challenges. Use when attacking encryption, hashing, signatures, ZKP, PRNG, or mathematical crypto problems involving RSA, AES, ECC, lattices, LWE, CVP, number theory, Coppersmith, Pollard, Wiener, padding oracle, GCM, key derivation, or stream/block cipher weaknesses.

Provides malware analysis and network traffic techniques for CTF challenges. Use when analyzing obfuscated scripts, malicious packages, custom crypto protocols, C2 traffic, PE/.NET binaries, RC4/AES encrypted communications, or extracting malware configurations and indicators of compromise.

Provides miscellaneous CTF challenge techniques. Use for encoding puzzles, RF/SDR signal processing, Python/bash jails, DNS exploitation, unicode steganography, floating-point tricks, QR codes, audio challenges, Z3 constraint solving, Kubernetes RBAC, WASM game patching, esoteric languages, game theory, commitment schemes, combinatorial games, or challenges that don't fit other categories.

Solves CTF challenges by analyzing files, connecting to services, and applying exploitation techniques. Orchestrates category-specific CTF skills for pwn, crypto, web, reverse engineering, forensics, OSINT, malware analysis, and miscellaneous challenges.

Implement CloudWatch monitoring, error tracking with Sentry, structured logging, and alert configuration. Apply when setting up monitoring, tracking errors, debugging production issues, or configuring dashboards.

Implement authentication with NextAuth.js v5, Google OAuth, credentials provider, session management, and protected routes. Apply when building auth flows, protecting routes, managing sessions, or implementing RBAC.

Build end-to-end tests with Playwright, Feature Object pattern, cross-browser testing, and visual regression. Apply when testing critical user flows, automating regression testing, or validating integrations.

フロントエンドUIデザインを洗練された独自性のあるスタイルで生成します。ランディングページ、ダッシュボード、Webアプリケーションのデザイン、UIコンポーネント作成時に使用してください。「AIっぽい」汎用デザインを避け、プロフェッショナルで記憶に残るUIを実現します。

Build consistent, accessible UI components with Tailwind CSS, shadcn/ui, and custom design tokens. Apply when styling components, creating design systems, implementing responsive layouts, or optimizing CSS performance.

Implement Next.js SEO with metadata, structured data, sitemaps, Open Graph tags, and technical SEO. Apply when optimizing pages for search engines, adding social sharing, or improving discoverability.

Optimize Next.js bundle size with code splitting, tree shaking, lazy loading, and build configuration. Apply when improving performance, reducing bundle size, analyzing dependencies, or optimizing load times.

Deploy Node.js applications on AWS using EC2, RDS, and managed services with security best practices. Apply when setting up AWS infrastructure, configuring databases, managing security, or optimizing costs.

What should this skill be called?

Complete Sanctum SDK for liquid staking, LST swaps, and Infinity pool operations on Solana. Use when working with LSTs (mSOL, jitoSOL, bSOL, INF), staking SOL, swapping between liquid staking tokens, or integrating Sanctum's liquidity infrastructure.

Complete guide for Pyth Network - decentralized oracle providing real-time price feeds for DeFi. Covers price feed integration, confidence intervals, EMA prices, on-chain CPI, off-chain fetching, and streaming updates for Solana applications.

Deep architectural context building for security audits. Use when conducting security reviews, building codebase understanding, mapping trust boundaries, or preparing for vulnerability analysis. Inspired by Trail of Bits methodology.

Complete CoinGecko Solana API integration for token prices, DEX pool data, OHLCV charts, trades, and market analytics. Use for building trading bots, portfolio trackers, price feeds, and on-chain data applications.

Safely refactors dbt models with downstream impact analysis. Use when restructuring dbt models for: (1) Task mentions "refactor", "restructure", "extract", "split", "break into", or "reorganize" (2) Extracting CTEs to intermediate models or creating macros (3) Modifying model logic that has downstream consumers (4) Renaming columns, changing types, or reorganizing model dependencies Analyzes all downstream dependencies BEFORE making changes.

Complete guide for @solana/kit - the modern, tree-shakeable, zero-dependency JavaScript SDK from Anza. Covers RPC connections, signers, transaction building with pipe, signing, sending, and account fetching with full TypeScript support.