Yeah you can use preview/review apps via the `apps:clone` command[1]. It can be used in a pipeline to setup custom apps for code branches, allowing folks to stand up custom versions in CI for merge/pull requests[2]. If your deployment platform doesn't support this in some way, I would definitely recommend investigating it, as there is a _ton_ of stuff you can do with this.

    - [1] Cloning existing apps: https://dokku.com/docs/deployment/application-management/#cloning-an-existing-app
    - [2] Github actions review app support: https://github.com/dokku/github-action/blob/master/example-workflows/review-app.yml

Not familiar with Qovery, but yes you can create preview envs. They’re called “review apps” for Dokku and it’s super neat. It ties in really nicely with GitHub actions so you can spawn and tear down preview environments with each pull request: https://github.com/dokku/github-action/blob/master/example-w....