Debugging skills

This skill helps improve TypeScript/JavaScript code quality by detecting smells, applying refactoring patterns, and producing maintainable code.

This skill guides you in building, testing, and debugging Model Context Protocol MCP servers in Python.

This skill performs comprehensive codebase investigation by mapping features, then running parallel subagents to audit risks, dead code, and missing

This skill helps simulate realistic particle motion by applying gravity, wind, drag, attractors, turbulence, and collisions for dynamic visuals.

This skill guides Vitest testing in TypeScript projects with AAA pattern, parameterized tests, async patterns, and property-based testing for robust coverage.

This skill helps you debug Express.js and Node.js apps with a structured four-phase approach and practical diagnostic techniques.

This skill validates structural stability and handles damage propagation for building systems in Three.js games, supporting arcade, heuristic, and realistic

This skill promotes fail-fast error handling in TypeScript by throwing at the source and surfacing clear errors to boundaries.

This skill refactors Flutter/Dart code to improve maintainability, readability, and performance using Dart 3 features, modern state management, and clean

This skill helps you manage Interactive Brokers accounts and execute trades via IBKR API, enabling multi-account routing and IRA-compliant validation.

This skill enforces immutable patterns by returning new objects for updates, preventing bugs and improving React state predictability.

This skill helps optimize Laravel performance by using framework caches, value and query caching, and explicit invalidation strategies for correctness.

This skill helps you systematically debug Flask apps with phase-driven approach, tooling guidance, and actionable steps for routing, templates, and DB issues.

This skill helps you debug Flutter apps systematically using DevTools, widget inspector, and phased methodologies to locate and fix issues efficiently.

This skill helps you manage particle birth, life, and death with emission, pooling, trails, and color/size changes for memory-efficient effects.

This skill helps you diagnose and resolve Vue 3 issues across reactivity, components, Pinia, SSR, and tooling with practical debugging workflows.

This skill guides you through implementing and optimizing Sidekiq background jobs in Rails, ensuring idempotent tasks, proper retries, and efficient scheduling.

This skill automates web interactions in Cursor IDE by using accessibility snapshots to locate elements, click, type, and verify pages.

This skill helps you replace overengineered solutions with simple, clear code that works and ships faster.

This skill helps you implement comprehensive testing patterns including unit, widget, integration, and golden tests with mocking strategies.

This skill guides expert decision making for error handling, designing error hierarchies, recovery strategies, and user-facing presentation.