feat: setup hardhat

.gitignore

@@ -0,0 +1,18 @@
+node_modules
+.env
+bun.lockb
+
+# Hardhat files
+/cache
+/artifacts
+
+# TypeChain files
+/typechain
+/typechain-types
+
+# solidity-coverage files
+/coverage
+/coverage.json
+
+# Hardhat Ignition default folder for deployments against a local node
+ignition/deployments/chain-31337

contracts/OffchainResolver.sol

@@ -4,8 +4,8 @@ pragma solidity ^0.8.4;
 import "./SupportsInterface.sol";
 import "./IExtendedResolver.sol";
 import "./SignatureVerifier.sol";
-import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/access/Ownable.sol";
-import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/proxy/utils/Initializable.sol";
+import "@openzeppelin/contracts/access/Ownable.sol";
+import "@openzeppelin/contracts/proxy/utils/Initializable.sol";
 
 interface IResolverService {
     function resolve(

contracts/OffchainResolverFactory.sol

@@ -2,8 +2,8 @@
 pragma solidity ^0.8.4;
 
 import "./OffchainResolver.sol";
-import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/proxy/Clones.sol";
-import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/access/Ownable.sol";
+import "@openzeppelin/contracts/proxy/Clones.sol";
+import "@openzeppelin/contracts/access/Ownable.sol";
 
 contract OffchainResolverFactory is Ownable {
 

contracts/SignatureVerifier.sol

@@ -2,7 +2,7 @@
 
 pragma solidity ^0.8.4;
 
-import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/utils/cryptography/ECDSA.sol";
+import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol";
 
 library SignatureVerifier {
     /**

hardhat.config.ts

@@ -0,0 +1,8 @@
+import { HardhatUserConfig } from "hardhat/config";
+import "@nomicfoundation/hardhat-toolbox";
+
+const config: HardhatUserConfig = {
+  solidity: "0.8.24",
+};
+
+export default config;