feat: update packages and fix types

test/example/.gitignore

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+node_modules
+.env
+
+# Hardhat files
+/cache
+/artifacts
+
+# TypeChain files
+/typechain
+/typechain-types
+
+# solidity-coverage files
+/coverage
+/coverage.json

test/example/README.md

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+# Sample Hardhat Project
+
+This project demonstrates a basic Hardhat use case. It comes with a sample contract, a test for that contract, and a script that deploys that contract.
+
+Try running some of the following tasks:
+
+```shell
+npx hardhat help
+npx hardhat test
+REPORT_GAS=true npx hardhat test
+npx hardhat node
+npx hardhat run scripts/deploy.ts
+```

test/example/contracts/Greeter.sol

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+pragma solidity ^0.8.24;
+
+contract Greeter {
+
+    string public greeting;
+
+    constructor(string memory _greeting) public {
+        greeting = _greeting;
+    }
+
+    function greet() public view returns (string memory) {
+        return greeting;
+    }
+
+    function setGreeting(string memory _greeting) public {
+         greeting = _greeting;
+    }
+
+    function throwAnError(string memory message) public {
+        greeting = "goodbye";
+        require(false, message);
+    }
+}

test/example/hardhat.config.ts

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+import { HardhatUserConfig } from 'hardhat/config';
+import '@nomicfoundation/hardhat-toolbox';
+
+import '../../src/index';
+
+const config: HardhatUserConfig = {
+  solidity: '0.8.24',
+};
+
+export default config;