This function converts from a nix_compat::derivation::Derivation to
a BuildRequest.
In addition to the Derivation itself, it needs two lookup functions to
map input paths to their castore nodes.
Change-Id: I0332982f0bc7933a5fda137fe39d5a850639d929
Reviewed-on: https://cl.tvl.fyi/c/depot/+/10236
Autosubmit: flokli <flokli@flokli.de>
Tested-by: BuildkiteCI
Reviewed-by: raitobezarius <tvl@lahfa.xyz>
This adds the tvix-build crate, currently only containing a
`tvix_build::proto` module, exposing the data structures defined in
tvix/build/protos.
Change-Id: I75f5d9196969ed0877b1fe640cacfecba0fb2e03
Reviewed-on: https://cl.tvl.fyi/c/depot/+/10235
Autosubmit: flokli <flokli@flokli.de>
Reviewed-by: raitobezarius <tvl@lahfa.xyz>
Tested-by: BuildkiteCI