Push a SvelteKit app and Deplo builds it and runs it as a Node server, on a server you own, with HTTPS in front.
Detection runs on every deploy and is never stored, so a change to the project is picked up by the next push.
Short answers to what comes up before moving a SvelteKit app onto your own server.
adapter-node: the build then produces a Node server that Deplo starts on the app's port.
In the app's settings, per environment. They are available during the build too, and secret values are write only: nothing reads them back.
No. The new container has to pass its health check before the old one is retired.
Answer three questions and pick a host, or install Deplo on a server you already have. It's free, and leaving is as easy as arriving. What you do with the money you save is your business.