Pipes in MarkLogic DataHub HR360 5.5.3 Docker image won't start

[larsw]

Not sure if this is the right place to report the error, but here it goes:

/var/log/pipes.log says:

09:59:36.152 [main] INFO  o.s.boot.SpringApplication-  
 ______   _
(_____ \ (_)
 _____) ) _  ____   _____   ___
|  ____/ | ||  _ \ | ___ | /___)
| |      | || |_| || ____||___ |
|_|      |_||  __/ |_____)(___/
            |_|
for MarkLogic Data Hub


09:59:36.315 [main] INFO  com.marklogic.pipes.ui.Application - Starting Application on dh-hr360 with PID 254 (/dhcce/pipes/pipes.jar started by root in /dhcce/docker)
09:59:36.316 [main] INFO  com.marklogic.pipes.ui.Application - No active profile set, falling back to default profiles: default
09:59:39.713 [main] INFO  com.marklogic.pipes.ui.Application - If you intend to use user blocks (user.json/user.sjs) then beware that this feature is unavailabe becase property customModulesRoot is not set in the application properties.
09:59:40.034 [main] INFO  com.marklogic.pipes.ui.Application - Started Application in 4.555 seconds (JVM running for 5.541)
09:59:40.035 [main] ERROR c.m.p.u.B.BackendModulesAppRunner - It looks like this file doesn't exist: /dhcce/data-hub/gradle.properties
09:59:40.036 [main] INFO  c.m.p.u.B.BackendModulesAppRunner - Pipes will not start, it requires gradle.properties to be present here: /dhcce/data-hub