- Introduced a new step in the CI workflow to check browser JavaScript syntax using the `npm run check:frontend` command.
- Updated package version to 3.5.14 and bumped dependencies: nodemailer to 9.0.4 and ws to 8.21.2.
- Enhanced logging configuration to use NODE_ENV for determining log level.
- Improved accessibility styles for UX 3.5 and added focus outlines for help panel elements.