feat(views): save task position

frontend/src/modelTypes/ITaskPosition.ts

@@ -0,0 +1,8 @@
+import type {IProjectView} from '@/modelTypes/IProjectView'
+import type {IAbstract} from '@/modelTypes/IAbstract'
+
+export interface ITaskPosition extends IAbstract {
+	position: number
+	projectViewId: IProjectView['id']
+	taskId: number
+}