* fix: reapply chat font size on load * refactor: streamline font size handling in localStorage * fix: update matchMedia mock to accurately reflect desktop and touchscreen capabilities * refactor: implement Jotai for font size management and initialize on app load - Replaced Recoil with Jotai for font size state management across components. - Added a new `fontSize` atom to handle font size changes and persist them in localStorage. - Implemented `initializeFontSize` function to apply saved font size on app load. - Updated relevant components to utilize the new font size atom. --------- Co-authored-by: ddooochii <ddooochii@gmail.com> Co-authored-by: Danny Avila <danny@librechat.ai>