magnet sandbox-image

The magnet sandbox-image command group manages custom sandbox images, letting your sessions run in an environment you control.

magnet sandbox-image register

Register a custom sandbox image from a docker save tarball. The CLI uploads the tarball and polls until the image is ready or failed.

docker save my-image:latest -o my-image.tar
magnet sandbox-image register my-image.tar

Option	Description
`--poll-interval <duration>`	Interval between status polls (e.g. `2s`, `3s`).
`--timeout <duration>`	Max time to wait for ready/failed (e.g. `15m`, `20m`).

magnet sandbox-image register my-image.tar --timeout 30m --poll-interval 5s