Have you had a look at the fault-tolerant Foxx demo?
https://www.arangodb.com/fault-tolerant-foxx/
Although it showcases fault-tolerance in Foxx specifically, it's really a demo of setting up a cluster with Arango Starter and we wouldn't have been to make Foxx so resilient in 3.2 without the hard work of the cluster team providing the stability underneath.
Disclosure: I'm a core contributor for ArangoDB Foxx.