HTTP to IPP proxy, a.k.a. HSWAW Rube Goldberg printing microservice
Source and docs: https://code.hackerspace.pl/hswaw/printservant
GET /print?printer={dymo,zebra,oki,brother}&copies=1
(body: PDF or PNG; or anything if correct Content-Type is passed) GET /
to see full API
in-cluster address: printservant.printservant.svc.cluster.local:3199