feat: bls12-381 support (#207)

* feat: bls12-381 zkey support

* fix: serialization types, move ethereum logic to serialization

* chore: optional byteorder dep

* chore: comments

* fix: wait for witness thread in all cases

* refactor: remove ZVerifyingKey type, remove unused tests

* wip: bls test

* feat: functional bls proof test

* chore: zkey_header comments, tests

* chore: cleanup old comment

* chore: cleanup comments

mopro-ffi/Cargo.toml

@@ -16,7 +16,7 @@ path = "src/uniffi-bindgen.rs"
 default = []
 
 halo2 = ["halo2_proofs", "halo2curves", "serde"]
-circom = ["ark-circom", "ark-serialize", "ark-ec", "ark-crypto-primitives", "ark-std", "ark-bn254", "ark-groth16", "ark-relations"]
+circom = ["ark-circom", "ark-serialize", "ark-ec", "ark-crypto-primitives", "ark-std", "ark-bn254", "ark-groth16", "ark-relations", "ark-ff", "ark-bls12-381", "num-traits", "byteorder"]
 
 [dependencies]
 rust-witness = { git = "https://github.com/vimwitch/rust-witness.git" }
@@ -54,6 +54,10 @@ ark-groth16 = { version = "=0.4.0", default-features = false, features = [
 ], optional = true }
 ark-relations = { version = "0.4", default-features = false, optional = true }
 uuid = { version = "1.9.1", features = ["v4"] }
+byteorder = { version = "1.0.0", optional = true }
+ark-ff = { version = "0.4.0", optional = true }
+ark-bls12-381 =  { version = "0.4.0", optional = true }
+num-traits = { version = "0.2.0", optional = true }
 
 [build-dependencies]
 rust-witness = { git = "https://github.com/vimwitch/rust-witness.git" }