ci: add Biome + Vitest + git-hook quality gates - #13

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, actions/setup-node@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

Forbidden non-null assertion.

Avoid using the index of an array as key property in an element.

Avoid using the index of an array as key property in an element.

The assignment should not be in an expression.

This hook specifies more dependencies than necessary: messages.length, busy, workingLabel.

This hook specifies more dependencies than necessary: draft.

This hook is being called from a nested function, but all hooks must be called unconditionally from the top-level component.

This hook is being called from a nested function, but all hooks must be called unconditionally from the top-level component.

Alternative text title element cannot be empty

Provide an explicit type prop for the button element.

Template literals are preferred over string concatenation.

Useless case clause.