Breaking Changes

• starknet::secp256_trait::{recover_public_key, is_valid_signature} now check that r and s are in a bounded range.

Other changes

• Added ByteSpan PartialEq + Debug for testing. #8564
• Fixed doc of Product function. #8606
• Made egcd algorithm more flexible to work for signed numbers as well. #8676

Optimizations

Compiler Runtime

• Making casm-builder more efficient. #8573

Gas Usage

• Adding support to felt add mul and sub in constant propogation. #8594
• felt252_div constant propogation support. #8619
• Added const-folding of enums. #8651
• Made const-folding with middle snapshots work. #8652
• Allowed const calculations of felt252 to u256 and u128. #8681
• add support for specailizing functions with partial structs. #8664
• partial specialization for enums arguments. #8678

Code Size

• Optimized Felt252Span deserialization using less panic code. #8656
• Removed unwraps and made them into ? for non-OS-fails. #8663
• Minor code simplification of ecdsa. #8677

New Contributors

• @vastonus made their first contribution in #8570
• @Lil-Duckling-22 made their first contribution in #8565
• @Doryu001 made their first contribution in #8598
• @claudecodering made their first contribution in #8603

Full Changelog: v2.13.1...v2.14.0