feat: separate column toggle buttons

src/kanban/outboundMessages.ts

@@ -1,5 +1,6 @@
 import { AppError } from "@/error";
 import { TaskScope } from "@/model/taskLocation";
+import { TaskStatus } from "@/model/taskStatus";
 import { KanbanBoard } from "./buildKanbanBoard";
 import { KanbanScopeFilter } from "./messages";
 
@@ -9,7 +10,8 @@ export type KanbanOutboundMessage =
 			variant: "state";
 			board: KanbanBoard;
 			scopeFilter: KanbanScopeFilter;
-			showHidden: boolean;
+			shownHiddenColumns: TaskStatus[];
+			defaultHiddenStatuses: TaskStatus[];
 			availableScopes: TaskScope[];
 	  }
 	| { variant: "error"; error: AppError };