plugins:
    Auth::Extensible:
        realms:
            config1:
                provider: Provider::IMAP::WithRoles
                host: config1
                users:
                    - user: dave
                      roles:
                          - BeerDrinker
                          - Motorcyclist
                    - user: bob
                      roles:
                          - CiderDrinker
            config2:
                provider: Provider::IMAP::WithRoles
                priority: 10
                host: config2
            config3:
                provider: Provider::IMAP::WithRoles
                priority: 2
                host: config3