Swoopy

https://svelte.dev/repl/ec47fca4f4aa49558ea669e44c20c34d?version=3.53.1 Green cards (ready: true) should be movable to all columns, grays (ready: false) should be stay in column 1.

Yes it work. However the HTML drag events aren't work in the REPL, so I used the on:mousedown event to open the right zones, and a function on finalize event...