### Specification <!-- The specification specifies some behaviour. You can link an existing design issue. --> This issue tracks the integration of js-lint. ### Additional context <!-- Add any other context about the design here. Include prior-work and previous issues. --> Relates to: https://github.com/MatrixAI/js-lint/issues/7 ### Tasks <!-- Provide a list of implementation tasks that will be needed by the PR implementer. --> 1. Integrate js-lint and remove any obsolete linting elements.