style: 添加注释

CHANGELOG.md

@@ -122,6 +122,7 @@
  - | 上查下查 | [48ee8cb](https://101.201.226.163:50022/TALL/TALL-MUI-4/commits/48ee8cb)
  - | 上查下查 | [002f270](https://101.201.226.163:50022/TALL/TALL-MUI-4/commits/002f270)
  - | 上个提交导致的bug | [7524b24](https://101.201.226.163:50022/TALL/TALL-MUI-4/commits/7524b24)
+ - | 时间轴方案 | [0d465a2](https://101.201.226.163:50022/TALL/TALL-MUI-4/commits/0d465a2)
  - | 时间轴任务 | [98abdf6](https://101.201.226.163:50022/TALL/TALL-MUI-4/commits/98abdf6)
  - | 退出登录 | [6922f24](https://101.201.226.163:50022/TALL/TALL-MUI-4/commits/6922f24)
  - | 向上查向下查 | [1933e1b](https://101.201.226.163:50022/TALL/TALL-MUI-4/commits/1933e1b)

hooks/project/useGetTasks.js

@@ -80,6 +80,7 @@ export default function useGetTasks() {
         store.commit('task/setAllTasks', arr);
         store.commit('task/setCurrRoleRealTasks', arr[index].realTasks); // 设置当前角色的真实任务数据
         
+        // 如果第一次渲染但没有空数据则加载空数据
         if (!tasks.value || !tasks.value.length && timeLineType.value === 1) {
           setNextPlaceholderTasks(params);
         }