Please check docs or examples on how to use the crate.
The LLB graph from stdout can easily be used with buildctl:
cargo run --example=scratch | buildctl build
buildkit-llb is primarily distributed under the terms of both the MIT license and
the Apache License (Version 2.0), with portions covered by various BSD-like
licenses.
See LICENSE-APACHE, and LICENSE-MIT for details.
Unless you explicitly state otherwise, any contribution intentionally submitted
for inclusion in buildkit-llb by you, as defined in the Apache-2.0 license,
shall be dual licensed as above, without any additional terms or conditions.