Ensured `page` filter works in routes.yaml
Ensured `page` filter works in routes.yaml

refs #10922

The frontend UrlGenerator parses the filters itself rather than passing
to the api, so we need to replicate the conversion from page -> type

e10/Ghost,TryGhost/Ghost,JohnONolan/Ghost,kevinansfield/Ghost,JohnONolan/Ghost,janvt/Ghost,bitjson/Ghost,janvt/Ghost,kevinansfield/Ghost,kevinansfield/Ghost,Kikobeats/Ghost,bitjson/Ghost,ErisDS/Ghost,Kikobeats/Ghost,Kikobeats/Ghost,ErisDS/Ghost,TryGhost/Ghost,ErisDS/Ghost,TryGhost/Ghost,e10/Ghost,JohnONolan/Ghost