ecto-query-analysis
Analyzes Ecto queries for N+1 problems, missing preloads, and performance issues.
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Analyzes Ecto queries for N+1 problems, missing preloads, and performance issues.
Performance profiling and optimization for Elixir/BEAM applications
Telemetry, metrics, tracing, and observability for Elixir/BEAM applications
Query dashboards/logs/alerts to support incident analysis and regressions. Use when troubleshooting involves observability, incidents, latency, error rates.
Use browser automation MCP (Playwright/Browser/Browser-Use) to validate UI flows, capture screenshots, and reproduce issues. Use when visual verification or web flow testing is needed.
Perform root-cause analysis for bugs/errors/regressions using logs, repro steps, and hypothesis testing. Use when the user reports “nie działa”, stack traces, failing tests, or regressions.
Systematic bug investigation and root cause analysis
Provides critical feedback and alternative architectural perspectives on code changes. Use when you want to explore different ways to implement a feature or find potential flaws in the current plan.
Optimizes React Native Expo applications for speed, responsiveness, and battery efficiency. Use when fixing lag, optimizing lists, or reducing bundle size.
Test local web applications using Playwright for UI verification, debugging, screenshot capture, and end-to-end testing. Use when testing web apps, verifying UI behavior, or capturing screenshots of running app...
Test local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs.
Browser automation via Playwriter MCP - works as a Chrome extension with full Playwright API access. Use for browser testing, web scraping, form filling, and any browser interaction.
Go language consultant providing guidance on best practices, testing with testify, concurrency patterns, error handling, and technology stack recommendations. Use when answering Go questions, reviewing Go code,...
Expert in codebase archaeology and documentation retrieval. Use this when starting new project phases, refactoring large modules, or integrating new frameworks.
Comprehensive code review focusing on quality, security, performance, and best practices. Use when reviewing PRs, commits, or code changes.
Four-phase systematic debugging methodology for efficient problem resolution. Use when investigating bugs, errors, or unexpected behavior.
Network reconnaissance and vulnerability scanning. USE WHEN user wants to scan a target, find vulnerabilities, or perform security assessment.
React 19 patterns and performance best practices from Vercel Engineering. Trigger: When writing, reviewing, or refactoring React/Next.js code. Covers React Compiler, Server Components, new hooks (use, useAction...
Swift Concurrency review and remediation for Swift 6.2+. Use when asked to review Swift Concurrency usage, improve concurrency compliance, or fix Swift concurrency compiler errors in a feature or file.
React Native performance optimization guidelines from Callstack's Ultimate Guide. Use this skill when writing, reviewing, or debugging React Native code for performance issues. Triggers on tasks involving FPS o...
コードのセキュリティレビューを行うとき、脆弱性チェックを行うときに使用
GitHub Copilot CLIをサブエージェントとして活用し、コードベースの解析・調査を行う。 以下の場面で使用: (1) /copilot コマンドで明示的に呼び出された場合 (2) コードベースの広範な調査が必要で、別視点からの分析が有用...
Audit iOS accessibility for screens and flows. Use to check Dynamic Type, VoiceOver, touch targets, contrast, focus order, and reduced motion (platform guidance, not implementation).
Shows inlining decisions during compilation with call tree and reasons for inline/don't-inline. Use to verify critical calls are inlined, understand why inlining failed (too large, recursive, boundary), and opt...
The default order uses GitHub repository stars from our indexed data. Stars belong to the source repository and may be shared by multiple skills. They indicate repository interest, not skill installs or an independent quality score.