api.swift

class Users: Views.Endpoint/View/Resource, Views.List, Views.Create, Views.Delete, Views.Update//for all just Views.Generic {

    let model: Users
    var queryset: QuerySet {//it should support paginate, filter, remove and other simple queries. Maybe this should be `d5` protocols
      return Users.all
   }
   let filters: [User.id.eq, User.name.eq, User.created.range]
   
   let authentication: [TokenAuthentication]
   let serializerClass: UserSerializer
   //and have ability to override
   func onList(request) -> Response {
        return Response(data: ["id": 1])
   }

}

let app = Application { router in 
    router.route("users", Users())
}

//somewhere we should put basic configuration. E.g. 90% of views will use same token authentication class
//maybe it should be

extension View.Endpoint {
  let authentication: [TokenAuthentication]
}