Essential command-line tools and system utilities.
Playwright E2E testing specialist for web applications. Invoke for browser automation, E2E tests, Page Object Model, test flakiness, visual testing. Keywords: Playwright, E2E, browser testing, automation, Page Object.
Scans GitHub commit history for commits that might make good TIL blog posts. Queries all your repos across all orgs via GitHub API. Tracks assessed commits in Notion to avoid duplicates across machines. Use when user asks for TIL ideas from their recent work.
Generate GitHub release notes or changelog text from git commits since the latest tag (or a specified tag). Use when asked to draft a "What's Changed" section or release notes based on commit history since the last tagged release.
Create pull requests following project conventions. Use when: (1) creating a PR with gh pr create, (2) writing commit messages, (3) need branch naming guidance. Covers branch naming patterns, PR title/body format, and pre-commit checks.
Review code changes on a feature branch compared to a base branch (default: master). Checks for pattern consistency, code duplication, unnecessary variables, and proper use of existing utilities. Use when you want a thorough code review before merging.
Generate descriptive commit messages by analyzing git diffs. Use when the user asks for help writing commit messages or reviewing staged changes.
Explores, analyses, and works with GitHub repositories and git history. Includes searching public repos, comparing repositories, setting up GitHub Actions, debugging workflows, and investigating git history to trace code changes. Use when working with GitHub or git history.
Provides expertise on development practices and code quality standards for this repo
Automated code review against project conventions (CLAUDE.md) and best practices
[UNDER DEVELOPMENT - DO NOT USE] Searches the Notion Writing database for unpublished items that could become TIL posts. This skill is not yet integrated with the publishing workflow.
PR review, code smell detection, best practice kontrolü. ⚠️ Kod incelerken kullan. Deliverable kontrolü için → quality-validator, doküman review için → peer-review.
Self-review PR changes against project conventions before creating PR. Use when: (1) before creating a pull request, (2) after completing feature implementation, (3) when asked to review changes, (4) running '/review-pr' or '/self-review'. Checks domain models, repositories, handlers, tests against project rules.
Writes, reviews, and refactors Python code following modern best practices. Specialises in Python 3.12+, uv for project management, type hints, polars over pandas, pydantic for validation, and pytest for testing. Use when working with Python code.
Guide implementation of OAuth 2.1 / OIDC authentication using Better Auth with the OIDC Provider plugin. Use this skill when setting up centralized authentication for multiple apps, implementing SSO across a platform, creating an OAuth authorization server, or integrating Better Auth as an identity provider. Covers PKCE for public clients, JWKS configuration, token management, email verification, and common pitfalls like preserving PKCE parameters during sign-in redirects.
Integrate with Better Auth SSO for OAuth2/OIDC authentication. Use this skill when implementing SSO login flows, PKCE authentication, token management, JWKS verification, or global logout in Next.js applications connecting to a Better Auth server.
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs.
Comprehensive Chrome DevTools automation for performance testing, Core Web Vitals measurement (INP, LCP, CLS), network monitoring, accessibility validation, responsive testing, and browser automation. Uses Chrome DevTools Protocol via MCP to provide professional-grade web application testing, debugging, and analysis capabilities including performance tracing, HAR export, device emulation, and multi-page workflows.
Use when implementing any feature or bugfix, before writing implementation code
Common refactoring patterns - Extract, Rename, Move ve code smell çözümleri.
Use when migrating Docusaurus projects from v2 to v3
Move, rename, or delete GDScript files with their .uid files for Godot projects. Use when reorganizing code, renaming scripts, or removing unused GDScript files.
Validate GDScript changes by refreshing Godot cache and checking diagnostics. Use after creating or editing GDScript files.
