CalculateNARResponse is the response returned by the CalculateNAR request.
The parameters that can be used to lookup a (single) PathInfo object.
Currently, only a lookup by output hash is supported.
The parameters that can be used to lookup (multiple) PathInfo objects.
Currently no filtering is possible, all objects are returned.
Nix C++ uses NAR (Nix Archive) as a format to transfer store paths,
and stores metadata and signatures in NARInfo files.
Store all these attributes in a separate message.
PathInfo shows information about a Nix Store Path.
That’s a single element inside /nix/store.
Represents a path in the Nix store (a direct child of STORE_DIR).
It is commonly formatted by a nixbase32-encoding the digest, and
concatenating the name, separated by a -
.