Drag challenge tasks (#12204)

* Allow challenge tasks to be draggable by leaders and admins

* Drag challenge tasks, ensure they're ordered

* Ensure group tasks are ordered properly, make draggable

* Add tests, fix broken tests

* Resolve merge conflict

* Remove console.log()

* Address code review comments

* Code review fixes

* Fix lint

* Fix importing

* taskManager

* Lint

* Fix collapseChecklist test

Co-authored-by: Sabe Jones <sabrecat@gmail.com>

website/client/src/components/tasks/column.vue

@@ -86,7 +86,8 @@
         v-if="taskList.length > 0"
         ref="tasksList"
         class="sortable-tasks"
-        :options="{disabled: activeFilter.label === 'scheduled' || !isUser, scrollSensitivity: 64}"
+        :options="{disabled: activeFilter.label === 'scheduled' || !canBeDragged(),
+          scrollSensitivity: 64}"
         :delay-on-touch-only="true"
         :delay="100"
         @update="taskSorted"
@@ -391,6 +392,10 @@ export default {
       type: Boolean,
       default: false,
     },
+    draggableOverride: {
+      type: Boolean,
+      default: false,
+    },
     searchText: {},
     selectedTags: {},
     taskListOverride: {},
@@ -767,6 +772,10 @@ export default {
     taskDestroyed (task) {
       this.$emit('taskDestroyed', task);
     },
+    canBeDragged () {
+      return this.isUser
+        || this.draggableOverride;
+    },
   },
 };
 </script>