Eureka Reference Environments

Details about the Eureka snapshot reference environments (folio-etesting-snapshot*) and the Eureka sprint testing environment:

UI credentials, and support: https://folio-org.atlassian.net/wiki/spaces/FOLIJET/pages/513704182

Rebuild schedule and credentials of tools and components: https://folio-org.atlassian.net/wiki/spaces/FOLIJET/pages/508690454