feat(tui): command palette, diff viewer modals with dedicated patch slot#324

Chukwuebuka-2003 wants to merge 4 commits into

huggingface:mainhuggingface/tau:mainfrom

Chukwuebuka-2003:tui-phase23-polishChukwuebuka-2003/tau:tui-phase23-polishCopy head branch name to clipboard