Update the UI to work with the newer changes in cube

[PintoGideon]

1. Update the Library page to use links and folder files and folder children
2. Update the upload paths for file uploads as the api's have now changed
3. Update the file browser in the feed view panel to use the newer updates
4. Check for regressions in the File Detail View Component
5. Update downloads to use the new tokens
6. Update the File browser in the Create Feeds Wizard
7. Add the File Browser Tree option in the Library Page too
8. Update the 'Cart' in the Library Page. Add options to create a new folder, upload folders and upload files under a given path
9. Fix Search in the Library Page. The api's have now changed
10. Write tests
11. Clean out unused css wherever possible and simply them from scss style code to simple css for readability
12. Will fix Unable to download images (PNGs) from the file browser panel in the Feed Details page #1150
13. Upload yml files as pipeline source files
14. Write ahead logging for cart related operations

Flex Goals

Update to zustand
React resizable panels