Biome documentation โ fast web toolchain for JavaScript, TypeScript, JSX, JSON, CSS, and GraphQL. Covers linter (473 lint rules across accessibility, complexity, correctness, nursery, performance, security, style, suspicious categories), formatter (JS/TS/JSON/CSS/GraphQL formatting options), analyzer (import sorting), assist (actions and source actions), configuration reference (biome.json), CLI usage, editor integration, recipes (CI setup, Git hooks), and internals (architecture, changelog, credits). USE THIS SKILL WHEN the user asks about Biome linting rules, formatting config, biome.json setup, migration from ESLint/Prettier, or Biome CLI usage.
Installation
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