/apps                                   AppsManifestR      GET -- get current apps listing
/apps/#AppIdentifier/#Text/manifest              AppManifestR       GET -- get app manifest from appmgr
/apps/#AppIdentifier/#Text/config                AppConfigR         GET -- get app config from appmgr

/version                                VersionR           GET

/apps/version/#Text                     VersionAppR        GET -- get most recent appId version
/sys/version/#Text                      VersionSysR        GET -- get most recent sys app version

/icons/#PNG                             IconsR             GET -- get icons
!/apps/#S9PK                            AppR               GET -- get most recent appId at appversion spec, defaults to >=0.0.0 -- ?spec={semver-spec}

!/sys/#SYS_EXTENSIONLESS                SysR               GET -- get most recent sys app -- ?spec={semver-spec}