Please check cargo-wharf as an example.
buildkit-frontend 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-lfrontendlb by you, as defined in the Apache-2.0 license,
shall be dual licensed as above, without any additional terms or conditions.