Expand api (#4)

Co-authored-by: Federica <fedemoletta@hotmail.com>
Co-authored-by: Pedro Fontana <fontana.pedro93@gmail.com>
Co-authored-by: juan.mv <juan@lambdaclass.com>

crates/stark-felt/Cargo.toml

@@ -13,12 +13,15 @@ readme = "README.md"
 [dependencies]
 bitvec = { version = "1.0.1", default-features = false }
 serde = { version = "1.0.163", optional = true, default-features = false }
-lambdaworks-math = { version = "0.1.3", default-features = false }
+lambdaworks-math = { version = "0.2.0", default_features = false }
+arbitrary = { version = "1.3.0", optional = true, default-features = false }
+num-traits = { version = "0.2.16", default-features = false }
 
 [features]
 default = ["std", "serde"]
 std = []
 alloc = ["serde?/alloc"]
+arbitrary = ["std", "dep:arbitrary"]
 
 [dev-dependencies]
 proptest = "1.1.0"

crates/stark-felt/src/arbitrary.rs → crates/stark-felt/src/arbitrary_proptest.rs

@@ -1,4 +1,5 @@
 use lambdaworks_math::{field::element::FieldElement, unsigned_integer::element::UnsignedInteger};
+use num_traits::Zero;
 use proptest::prelude::*;
 
 use crate::Felt;