Show a ghost placeholder when dragging channels
Show a ghost placeholder when dragging channels

Co-Authored-By: Jérémie Astori <bbf69bbbe8e29c880835a7fa9932bc2903dc22c7@users.noreply.github.com>

MaxLeiter/lounge,ScoutLink/lounge,thelounge/lounge,FryDay/lounge,williamboman/lounge,realies/lounge,ScoutLink/lounge,MaxLeiter/lounge,FryDay/lounge,FryDay/lounge,williamboman/lounge,thelounge/lounge,realies/lounge,MaxLeiter/lounge,williamboman/lounge,realies/lounge,ScoutLink/lounge