全部能力

Creates backend docs (api_spec.md, database_schema.md). Use when project has backend API or database.

Bootstraps projects to production-ready structure. Use when creating new or transforming existing projects.

Configures global exception handling middleware. Use when adding centralized error handling to .NET or Python backends.

Executes test tasks (label 'tests') through Todo to To Review with risk-based limits. Use for test task execution. Not for implementation tasks.

Evaluate test suite quality by introducing code mutations and verifying tests catch them. Use for mutation testing, test quality, mutant detection, Stryker, PITest, and test effectiveness analysis.

Builds all detected projects and verifies successful compilation. Use when checking that a bootstrapped project compiles.

Generates Dockerfile and docker-compose configuration for multi-container development. Use when containerizing a project.

Playwright testing best practices for Next.js applications (formerly test-playwright). This skill should be used when writing, reviewing, or debugging E2E…

Anthropic's method for training harmless AI through self-improvement. Two-phase approach - supervised learning with self-critique/revision, then RLAIF (RL from…

Builds and launches Docker containers with health verification. Use when validating that containerized services start correctly.

Configures structured JSON logging with Serilog (.NET) or structlog (Python). Use when adding logging to backend projects.

Tailwind CSS v4 performance optimization and best practices guidelines (formerly tailwindcss-v4-style). This skill should be used when writing, reviewing, or…

Use when receiving code review feedback, before implementing suggestions, especially if feedback seems unclear or technically questionable - requires technical…

Sets up test infrastructure with Vitest, xUnit, and pytest. Use when adding testing frameworks and sample tests to a project.

Generates .NET Clean Architecture backend structure from entity definitions. Use when bootstrapping .NET backend projects.

Audits whether test results can be trusted: flakiness, isolation, real external dependencies, time/random/order dependency, and shared state. Use when auditing…

Story-level quality gate with 4-level verdict (PASS/CONCERNS/FAIL/WAIVED) and Quality Score. Use when Story is ready for quality assessment.

Postgres performance optimization and best practices from Supabase. Use this skill when writing, reviewing, or optimizing Postgres queries, schema designs, or…

Checks layer leakage in method signatures, missing DTOs, entity leakage to API, inconsistent error contracts. Use when auditing API contracts.

Scaffolds new React projects or restructures monoliths to component-based architecture. Use when setting up frontend structure.