Sort the collection items

I would like to sort the collection items in a user-defined way. I currently have a number field in the collection for sorting. If I want to change the order of the items, I have to adjust the numbers for all items. Isn’t there an easier way? Perhaps with drag and drop in the editor?

Here is my public share link: Webflow - Industrie- und Handelsvereinigung Region Sursee-Willisau

Unfortunately not in the editor.

However there is one available as a Designer App-