Merge pull request #731 from zl2fxy/patch-1

648540858

2023-01-31 f3e4928995401ba3b7ff0981867293838a50036e

 sql/update.sql

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