v0.9.0

Overview

Release v0.9.0 brings significant updates and improvements to the Hedera Smart Contracts repository, enhancing functionality and ensuring better performance and stability. Key highlights include:

• Support for Cancun Features: Added coverage for HIP-865 and HIP-867, providing new functionalities and improvements to the Hedera ecosystem.
• Enhanced Crypto Transfer Support: Introduced cryptoTransfer to CryptoAllowance to showcase support in HIP-906, expanding the capabilities of crypto operations.
• Tooling and Analysis: Enhanced tooling with the sevm precompile detection analysis tool and provided raw bytecode analysis reports, improving code quality and security.
• Contract Structure Refinement: Renamed contracts/precompiles to contracts/system-contracts for better organization and clarity.
• Dependency Upgrades: Updated various dependencies, including @hashgraph/hedera-local, @openzeppelin/hardhat-upgrades, and @nomicfoundation/solidity-analyzer, ensuring the latest features and security enhancements.

Enhancements

• fix: renamed contracts/precompiles to contracts/system-contracts #848
• Rename contracts/precompiles to contracts/system-contracts #846
• fix: renamed .github/README.md to ./github/workflows_documentation.md #845
• Rename .github/README.md as it's taking over the README of the repo #843
• docs: add sevm precompile detection analysis tool #826
• feat: added coverage for HIP-867 #822
• Add Smart Contract Services Support for KZG Point Evaluation Precompiled Function (HIP-867) #821
• feat: added example coverage for HIP-865 #816
• fix: refactored precompile contracts and tests folders #811
• Refactor precompile folder #810
• fix: renamed IHRC to IHRC719 #808
• feat: added cryptoTransfer to CryptoAllowance to showcase support in HIP906 #800
• docs: Additional Slither AST note #777
• docs: add README for upgrade-testing.yml workflow #776
• feat: BLS Signature Verification Example #775
• chore: add Solidity files for the Hedera Account Service #771
• feat: raw bytecode analysing script #768
• docs: tools analysis reports #767
• feat: add upgrade testing workflow #757
• ci: Update workflows for GHA best practices #742
• test: ci migration testing #733
• feat: added new StateRegistry contract to expose more state-related-scenarios #731
• Create end to end tests for atomic crypto transfer #132

Bug Fixes

• fix(slither): setting the correct path to the build in dc cofnig #830
• fix: fixed ci failing test in System Dapp Contract #827
• System Contract DApp CI tests are failing #817
• fix: trying to fix Publish Results CI #778
• fix: Turning on test now that mirror node issue #7036 is fixed. #722

Dependency Upgrades

• build(deps): Bump actions/download-artifact from 4.1.7 to 4.1.8 #838
• build(deps-dev): Bump @hashgraph/hedera-local from 2.27.0 to 2.27.1 #836
• build(deps-dev): Bump ws from 7.4.6 to 7.5.10 #832
• build(deps-dev): Bump @hashgraph/hedera-local from 2.26.2 to 2.27.0 #828
• build(deps-dev): Bump @openzeppelin/hardhat-upgrades from 3.1.1 to 3.2.0 #823
• build(deps): Bump ws and ethers in /system-contract-dapp-playground #818
• build(deps-dev): Bump @hashgraph/sdk from 2.45.0 to 2.47.0 #809
• build(deps-dev): Bump prettier from 3.3.1 to 3.3.2 #806
• build(deps): Bump @nomicfoundation/solidity-analyzer from 0.1.1 to 0.1.2 #805
• build(deps): Bump braces from 3.0.2 to 3.0.3 in /system-contract-dapp-playground #802
• build(deps-dev): Bump braces from 3.0.2 to 3.0.3 #801
• build(deps-dev): Bump @hashgraph/hedera-local from 2.25.2 to 2.26.2 #799
• build(deps-dev): Bump prettier from 3.2.5 to 3.3.1 #796
• build(deps): Bump actions/download-artifact from 3.0.2 to 4.1.7 #794
• build(deps-dev): Bump @nomicfoundation/hardhat-chai-matchers from 2.0.6 to 2.0.7 #793
• build(deps-dev): Bump @openzeppelin/hardhat-upgrades from 3.1.0 to 3.1.1 #791
• build(deps-dev): Bump hardhat from 2.22.4 to 2.22.5 #790
• ci: Updated source for conventional-pr-title-action #785
• build(deps): Bump actions/download-artifact from 3.0.2 to 4.1.7 #779
• build(deps): Bump actions/setup-node from 3 to 4 #774
• build(deps): Bump actions/checkout from 3 to 4 #773
• build(deps-dev): Bump prettier from 3.0.0 to 3.2.5 #762
• build(deps-dev): Bump hardhat from 2.19.4 to 2.22.4 #755
• build(deps-dev): Bump @nomicfoundation/hardhat-chai-matchers from 2.0.3 to 2.0.6 #753
• build(deps-dev): Bump husky from 8.0.3 to 9.0.11 #752
• build(deps): Bump actions/checkout from 4.1.5 to 4.1.6 #751
• build(deps-dev): Bump @hashgraph/sdk from 2.41.0 to 2.45.0 #750
• build(deps-dev): Bump @hashgraph/sdk from 2.41.0 to 2.44.0 #749
• build(deps-dev): Bump @openzeppelin/hardhat-upgrades from 3.0.2 to 3.1.0 #748
• build(deps-dev): Bump @nomicfoundation/hardhat-foundry from 1.1.1 to 1.1.2 #747
• build(deps): Bump dotenv from 16.3.1 to 16.4.5 #746
• build(deps): Bump elliptic from 6.5.4 to 6.5.5 #744
• build(deps): Bump actions/checkout from 4.1.4 to 4.1.5 #743
• build(deps): Bump next from 13.5.4 to 14.1.1 in /system-contract-dapp-playground #739
• chore: bump local-node version #720
• build(deps-dev): Bump undici from 5.28.3 to 5.28.4 #717

Contributors

Thank you to all the contributors who worked on this release:

@AlfredoG87, @Ivo-Yankov, @acuarica, @arianejasuwienas, @dependabot[bot], @ebadiere, @lukelee-sl, @natanasow, @quiet-node, and @rbarkerSL