docker github action

dockerfile/hooks/check

@@ -16,6 +16,7 @@
 # limitations under the License.
 #
 echo "------ dolphinscheduler check - server - status -------"
+sleep 20
 server_num=$(docker top `docker container list | grep startup | awk '{print $1}'`| grep java | grep "dolphinscheduler" | awk -F 'classpath ' '{print $2}' | awk '{print $2}' | sort | uniq -c | wc -l)
 if [ $server_num -eq 5 ]
 then