feat: implement drag-and-drop reordering for checklist items#275

eliott-herbert-byrnes wants to merge 2 commits intokanbn:mainkanbn/kan:mainfrom

eliott-herbert-byrnes:feat/checklist-item-drag-and-drop-reordereliott-herbert-byrnes/kan:feat/checklist-item-drag-and-drop-reorderCopy head branch name to clipboard