Merge pull request #730 from shijinting0321/wvp-28181-2.0

648540858

2023-02-01 d395f5d6c0d0c6ab027bd0a688ddfa6a4b0cd5f6

 sql/update.sql

New file
@@ -0,0 +1,3 @@
-- 2.6.6->2.6.7
alter table device
    add keepaliveIntervalTime int default null;