🔖(2.3.0) Update version and CHANGELOG

CHANGELOG.md

@@ -4,6 +4,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [2.3.0]
+
+### Changed
+- Changed solidity compiler version to v0.8.24. Newer version of the compiler implements several gas and security related improvements. also compatible with latest version of @openzeppelin/contracts.
+- Changed hardhat version to 2.21.0. This version of hardhat comes with ethers v6 which implements modern ES6 features, like ES2020 BigInt.
+
 ## [2.2.1]
 
 ### Changed

contracts/ClaimIssuer.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 import "./interface/IClaimIssuer.sol";
 import "./Identity.sol";

contracts/Identity.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 import "./interface/IIdentity.sol";
 import "./interface/IClaimIssuer.sol";

contracts/Test.sol

@@ -1,4 +1,4 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 contract Test {} // solhint-disable-line

contracts/_testContracts/VerifierUser.sol

@@ -1,7 +1,7 @@
 /* solhint-disable */
 
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 import "../verifiers/Verifier.sol";
 

contracts/factory/IIdFactory.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 interface IIdFactory {
 

contracts/factory/IdFactory.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 import "../proxy/IdentityProxy.sol";
 import "./IIdFactory.sol";

contracts/gateway/Gateway.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 import "@openzeppelin/contracts/access/Ownable.sol";
 import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol";

contracts/interface/IClaimIssuer.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 import "./IIdentity.sol";
 

contracts/interface/IERC734.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 /**
  * @dev interface of the ERC734 (Key Holder) standard as defined in the EIP.

contracts/interface/IERC735.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 /**
  * @dev interface of the ERC735 (Claim Holder) standard as defined in the EIP.

contracts/interface/IIdentity.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 import "./IERC734.sol";
 import "./IERC735.sol";

contracts/interface/IImplementationAuthority.sol

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-3.0
 
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 interface IImplementationAuthority {
 

contracts/proxy/IdentityProxy.sol

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-3.0
 
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 import "../interface/IImplementationAuthority.sol";
 

contracts/proxy/ImplementationAuthority.sol

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-3.0
 
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 import "../interface/IImplementationAuthority.sol";
 import "@openzeppelin/contracts/access/Ownable.sol";

contracts/storage/Storage.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 import "./Structs.sol";
 
 contract Storage is Structs {

contracts/storage/Structs.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 contract Structs {
 

contracts/verifiers/Verifier.sol

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-3.0
 
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 import "@openzeppelin/contracts/access/Ownable.sol";
 import "../interface/IClaimIssuer.sol";

contracts/version/Version.sol

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-3.0
 
-pragma solidity 0.8.17;
+pragma solidity 0.8.24;
 
 /**
  * @dev Version contract gives the versioning information of the implementation contract

hardhat.config.ts

@@ -12,7 +12,7 @@ import "./tasks/remove-key.task";
 import "./tasks/revoke.task";
 
 const config: HardhatUserConfig = {
-  solidity: "0.8.17",
+  solidity: "0.8.24",
   networks: {
     mumbai: {
       url: 'https://rpc-mumbai.maticvigil.com/v1/9cd3d6ce21f0a25bb8f33504a1820d616f700d24',