CHANGELOG.md

Changelog

[3.2.8]

• Added ED256 library for 256-bit Twisted Edwards curve arithmetic.
• Optimized U512 library eq(mload(a_), 0) -> iszero(mload(a_)).

[3.2.7]

• Added extract function to the Schnorr256 library to extract a secret from a standard/adaptor Schnorr signature pair.

[3.2.6]

• Enhanced the ABridge contract architecture.
  • Adding modular handler contracts for assets and messages management.
  • Added Batcher contract for batched execution during redemption.
  • Added arbitrary messages handler.
  • Removed ERC721 and ERC1155 handlers.
• Fixed encoding of locktime in TxParser library.
• Clarified CI sequence.

[3.2.5]

• Separated txid and wtxid calculations in TxParser library.

[3.2.4]

• Added ARecoverableAccount contract, an all-in-one EIP-7702/ERC-4337 account with ERC-7821 batching, ERC-4337 gas sponsorship, and ERC-7947 recovery.
• Added eslint.

[3.2.3]

• Slightly extended Merkle Trees functionality. Added processProof function.

[3.2.2]

• Migrated to Hardhat 3.

[3.2.1]

• Added Bridge v0.1 contracts for simple cross-chain token transfers. AMB + modules will be added in the subsequent releases.
• Added verifyProof function to the CartesianMerkleTree and the IncrementalMerkleTree libraries.
• Removed CompoundRateKeeper contract in favor of PRBMath library.
• Fixed pre-release GitHub CI workflow.

[3.2.0]

Added several new libs to work with Bitcoin:

• BlockHeader to parse and format Bitcoin block headers.
• TxMerkleProof to verify the inclusion of a Bitcoin transaction in a block.
• TxParser to parse and format Bitcoin transactions.
• EndianConverter to convert between little-endian and big-endian formats.

Removed rarely used, legacy libs and contracts:

• SetHelper.
• UniswapV2Oracle.
• UniswapV3Oracle.