linter-formatter-init
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
--vitestflag) - ESLint + Prettier (legacy, use
--eslintflag) - 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
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