Add build tag no_jwz to get rid of dependency on librapidsnark.a if y…

…ou don't need it. (#51)

README.md

@@ -8,6 +8,14 @@ Unless you explicitly state otherwise, any contribution intentionally submitted
 for inclusion in the work by you, as defined in the Apache-2.0 license, shall be
 dual licensed as below, without any additional terms or conditions.
 
+## Build constraints
+
+### no_jwz
+
+If you do not use the JWZ functionality and do not need to run prover on
+JWZ packed messages, you can build the library with the `no_jwz` build tag.
+This build tag would prevent the dependency on the `librapidsnark.a` library
+
 ## License
 
 © 2023 0kims Association

mock/proving.go

@@ -1,3 +1,5 @@
+//go:build !no_jwz
+
 // Package mock defines mocks for protocol testing
 package mock
 

packers/zkp.go

@@ -1,3 +1,5 @@
+//go:build !no_jwz
+
 package packers
 
 import (