Sorry for the somewhat late answer, but we recently released Hydra 2.0 which makes the Kratos/Hydra integration much easier. You can also get it out of the box

Sorry for the somewhat late answer, but we recently released Hydra 2.0 which makes the Kratos/Hydra integration much easier. You can also get it out of the box on the managed service (+ a ton of other features). You need a simple consent page for the integration and that is it basically. Check it out sometime :-)