add delete activity

packages/app/src/server/routes/apiv3/user-group.js

@@ -429,13 +429,16 @@ module.exports = (crowi) => {
    *                      type: object
    *                      description: A result of `UserGroup.removeCompletelyById`
    */
-  router.delete('/:id', loginRequiredStrictly, adminRequired, csrf, validator.delete, apiV3FormValidator, async(req, res) => {
+  router.delete('/:id', loginRequiredStrictly, adminRequired, csrf, validator.delete, apiV3FormValidator, addActivity, async(req, res) => {
     const { id: deleteGroupId } = req.params;
     const { actionName, transferToUserGroupId } = req.query;
 
     try {
       const userGroups = await crowi.userGroupService.removeCompletelyByRootGroupId(deleteGroupId, actionName, transferToUserGroupId, req.user);
 
+      const parameters = { action: SupportedAction.ACTION_ADMIN_USER_GROUP_DELETE };
+      activityEvent.emit('update', res.locals.activity._id, parameters);
+
       return res.apiv3({ userGroups });
     }
     catch (err) {