- Bump Node.js runtime from 20.19.2 to 24.14.1
- Bump `actions/setup-node` from v4.4.0 to v6.3.0
- Bump `@types/node` from ^20 to ^24
- Update Volta config to Node 24.14.1
- Add Node 24.x to CI test matrix
> [!IMPORTANT]
> `actions/setup-node@v6` runs on the `node24` Actions runtime, which
> requires **runner version v2.327.1 or later**. Self-hosted runners on macOS
> or Windows using an older runner version will need to upgrade.
>
> Linux runners are unaffected. GitHub-hosted runners are already compatible.
Closes: #312