# Changelog
All notable changes to this project will be documented in this file.
The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
## [1.2.2] - 2025-05-08
### Changed
- Standardize author name and correct README link.
## [1.2.1] - 2025-05-08
### Changed
- New home in github.com/jprupp rather than github.com/haskoin.
## [1.2.0] - 2023-07-23
### Changed
- Move from `cryptonite` to `crypton` for now.
## [1.1.0] - 2023-03-14
### Changed
- Update upstream dependencies & LTS Haskell.
## [1.0.4] - 2023-10-09
### Changed
- Export the BIP39 word list
- Add new BIP39 test vectors
## [1.0.3] - 2023-09-02
### Changed
- New dependency on data-default
- Renamed some arbitrary (test) functions for clarity
- Reworked the identity testing tool to include Marshal and MarshalJSON classes
## [1.0.2] - 2023-08-04
### Fixed
- Text files needed for testing now in tarball.
## [1.0.1] - 2023-08-03
### Changed
- Do not use alternative monad for Either String values.
## [1.0.0] - 2023-07-28
### Changed
- Shorten all field names allow duplicates, using DuplicateRecordFields extension.
- Use OverloadedRecordDot language extension and syntax.
- Use explicit context object from secp256k1-haskell library.
- Unify serialization into custom Marhsal and MarshalJSON classes.
- Use ormolu for formatting.
- Simplify module organisation.
- Strongly break backwards compatibility.
## [0.22.0] - 2023-06-28
### Changed
- Upgrade to lastest secp256k1 and base16 packages.
## [0.21.2] - 2022-04-13
### Changed
- Serialisation test now works for both strict and lazy bytestrings.
## [0.21.1] - 2021-12-13
### Changed
- Make Base58 faster.
## [0.21.0] - 2022-11-23
### Added
- BCH Testnet4 support.
### Changed
- Fix inconsistent serialization/deserialization issues.
### Fixed
- Makes `finalScriptWitness` field encoding conform to bitcoin core.
- Fixes bug in `finalizeTransaction`
### Added
- Signing support for PSBTs
- Helper function for merging PSBTs
- More PSBT tests
- Partial support for taproot
## [0.20.5] - 2021-09-13
### Added
- Support Bech32m address format for Taproot.
## [0.20.4] - 2021-06-08
### Fixed
- Add missing case for witness version.
## [0.20.3] - 2021-05-17
### Fixed
- Allow unknown inv types.
## [0.20.2] - 2021-05-17
### Fixed
- Allow unknown messages of zero length.
## [0.20.1] - 2021-05-14
### Fixed
- Correct case where binary search returned the wrong element.
## [0.20.0] - 2021-02-22
### Chaged
- Use bytes instead of binary or cereal.
## [0.19.0] - 2021-01-25
### Added
- Hashable instances for extended keys.
### Changed
- Mnemonic passphrases now `Text` instead of `ByteString`.
### Fixed
- Tests now pass for witness addresses.
## [0.18.0] - 2020-12-10
### Added
- Support SegWit addresses with version other than 0.
## [0.17.6] - 2020-12-07
### Added
- Serialize instances for `XPubKey` and `XPrvKey`.
## [0.17.5] - 2020-12-03
### Fixed
- Handle special case in block header binary search function.
## [0.17.4] - 2020-12-03
### Fixed
- Bounds check too restrictive in block header binary search function.
## [0.17.3] - 2020-11-17
### Changed
- Reduce minimum version of text package dependency.
## [0.17.2] - 2020-11-17
### Changed
- Update lists of seeds for all networks.
## [0.17.1] - 2020-11-02
### Changed
- Use the C-preprocessor to handle versions of `base16-bytestring`
## [0.17.0] - 2020-10-21
### Added
- Support for Bitcoin Cash November 2020 hard fork.
- Functions to find block headers matching arbitrary sorted attributes.
### Removed
- GenesisNode constructor for BlockNode type.
## [0.15.0] - 2020-07-23
### Added
- Add more test vectors
### Changed
- stringToAddr renamed to textToAddr
- Move ScriptOutput to Standard.hs
- Move WIF encoding/decoding to Keys.hs
- (breaking) rename `OP_NOP2` and `OP_NOP3` to `OP_CHECKLOCKTIMEVERIFY` and `OP_CHECKSEQUENCEVERIFY` resp.
- Update to latest secp256k1 bindings.
## [0.14.1] - 2020-06-14
### Fixed
- Correct some Bitcoin Cash Testnet3 seeds.
- Add helpers for writing Data.Serialize and Data.Aeson identity tests
## [0.14.0] - 2020-06-14
### Changed
- Expose all modules for tests.
- Tests depend on library instead of having access to its source code.
- Use MIT license.
- Update seeds.
- Bump secp256k1-haskell dependency.
## [0.13.6] - 2020-06-05
### Changed
- Expose the Arbitrary test instances under Haskoin.Util.Arbitrary
## [0.13.5] - 2020-05-16
### Changed
- Provide meaningful JSON instances for most types.
## [0.13.4] - 2020-05-14
### Added
- Support for Bitcoin Cash May 2020 hard fork.
## [0.13.3] - 2020-05-08
### Changed
- Improve code and documentation organisation.
## [0.13.2] - 2020-05-08
### Changed
- Move all packages from Network.Haskoin namespace to Haskoin namespace.
- Expose all top-level modules directly.
## [0.13.1] - 2020-05-06
### Changed
- Faster JSON serialization.
## [0.13.0] - 2020-05-06
### Changed
- Consolidate all modules in Haskoin module.
### Removed
- Deprecate Network.Haskoin namespace.
- Hide QuickCheck generators in test suite.
## [0.12.0] - 2020-04-10
### Added
- Support for signing segwit transactions.
- High-level representation of segwit v0 data and auxilliary functions.
### Changed
- Adds handling of segwit signing parameters to transaction signing code.
## [0.10.1] - 2020-02-08
### Added
- Lower bound versions for some dependencies.
## [0.10.0] - 2020-01-15
### Added
- DeepSeq instances for all data types.
### Changed
- There is no `SockAddr` inside `NetworkAddress` anymore.
## [0.9.8] - 2020-01-01
### Added
- Ord instance for `DerivPathI`
## [0.9.7] - 2019-12-04
### Added
- JSON encoding/decoding for blocks.
### Fixed
- Fix lowercase HRP test for Bech32.
## [0.9.6] - 2019-10-29
### Added
- `bloomRelevantUpdate` implementation for Bloom filters (thanks to @IlyasRidhuan).
### Fixed
- Fix for Bech32 encoding (thanks to @pavel-main).
## [0.9.5] - 2019-10-23
### Added
- Expose functions added in 0.9.4.
## [0.9.4] - 2019-10-23
### Added
- Support for (P2SH-)P2WPKH addresses derived from extended keys.
### Changed
- Change names of backwards-compatible P2SH-P2WPKH functions from 0.9.3.
## [0.9.3] - 2019-10-22
### Added
- Some support for P2WPKH-over-P2SH addresses.
## [0.9.2] - 2019-10-09
### Removed
- Disable unnecessary `-O2` optimisation added in previous version.
### Added
- Allow decoding unknown P2P messages.
## [0.9.1] - 2019-10-02
### Added
- Add a function to produce a structured signature over a transaction.
- Enable `-O2` optimisations.
## [0.9.0] - 2019-04-12
### Changed
- Address conversion to string now defined for all inputs.
## [0.8.4] - 2018-12-05
### Added
- Add reward computation to block functions.
- Add PSBT BIP-174 types and functions.
## [0.8.3] - 2018-12-04
### Added
- Add reward halving interval parameter to network constants.
## [0.8.2] - 2018-11-06
### Added
- Recognize `OP_CHECKDATASIG` and `OP_CHECKDATASIGVERIFY` opcodes.
## [0.8.1] - 2018-10-13
### Added
- Add instances of `Hashable` and `Generic` where possible.
## [0.8.0] - 2018-10-13
### Removed
- Remove `deepseq` dependency.
- Remove network constant reference from address and extended keys.
## [0.7.0] - 2018-10-13
### Added
- Add `Serialize` instance for network constants.
- Add `Serialize` instance for addresses that includes network constants.
### Changed
- Move functions related to addresses from `Script` to `Address` module.
## [0.6.1] - 2018-10-09
### Added
- Compatibility with latest GHC and base.
### Changed
- Update minimum base to 4.9.
## [0.6.0] - 2018-10-08
### Changed
- Force initialization of addresses through smart constructor.
- Assume addresses are always valid when instantiated in code.
- Allow to provide unwrapped private keys to transaction signing functions.
## [0.5.2] - 2018-09-10
### Changed
- Make dependencies more specific.
## [0.5.1] - 2018-09-10
### Changed
- Remove some unneeded dependencies from `stack.yaml`.
- Change `secp256k1` dependency to `secp256k1-haskell`.
## [0.5.0] - 2018-09-09
### Added
- Support for Bitcoin Cash network block sychronization.
- Support for Bitcoin Cash signatures.
- Initial work on SegWit support.
- New version of `secp256k1` bindings.
- Block header validation.
- Support for RegTest networks on Bitcoin and Bitcoin Cash.
- Support for Bitcoin Cash Testnet3 Network.
- Support for new Haskoin Wallet.
- Minikey decoding for Casascius coins.
- New tests for various networks and new features.
- Added `CHANGELOG.md` file.
- Support for SegWit addresses.
- Support for CashAddr addresses.
### Changed
- Use of hpack `package.yaml` file to auto-generate Cabal file.
- Removal of dependency version limits, relying on `stack.yaml` instead.
- Tests moved to `hspec`.
- New documentation.
- Updated `.gitignore`.
- Renamed network constants to use same style for BTC and BCH.
- Network constants must be passed explicitly.
- Target LTS Haskell 12.9.
### Removed
- Removed `.stylish-haskell.yaml` files.
- Removed old `haskoin-node` and `haskoin-wallet` packages from main repository.
- Removed support for non-strict signatures and related tests.
- Removed script evaluator and related tests.