Linter Formatter Init Set up comprehensive linting, formatting, and testing for JavaScript/TypeScript projects using Biome 2.3+ (default), Vitest , and Bun . IMPORTANT : Always uses Biome 2.3+ (latest) - never older versions. Purpose This skill automates the setup of: - Biome for linting + formatting (default, recommended) - Vitest for testing with coverage (use flag) - ESLint + Prettier (legacy, use flag) - Husky + lint-staged for pre-commit hooks - VS Code/Cursor settings for auto-format on save - bun scripts for manual linting, formatting, and testing When to Use Use this skill when: - Sta…