First Comit

.envExample

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+ZKEVM_TESTNET_RPC_URL = https://rpc.public.zkevm-test.net
+ZKEVM_MAINNET_RPC_URL = https://zkevm.polygonscan.com/
+
+PRIVATE_KEY = Your Private Key
+
+ETHERSCAN_ZKEVM_API_KEY = Your Api Key

.gitignore

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

README.md

@@ -1 +1 @@
-# ZkEvm-Hardhat
+# ZkEvm-Hardhat

contracts/zkEvmToken.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.9;
+
+import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
+import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol";
+import "@openzeppelin/contracts/access/AccessControl.sol";
+
+contract ZkEvmToken is ERC20, ERC20Burnable, AccessControl {
+    bytes32 public constant MINTER_ROLE = keccak256("MINTER_ROLE");
+
+    uint256 private _maxSupply = 120000000*10**18;
+
+    constructor( ) ERC20("ZkEvmToken", "ZET") {
+        _grantRole(DEFAULT_ADMIN_ROLE, msg.sender);
+        _grantRole(MINTER_ROLE, msg.sender);
+    }
+
+    function mint(address to, uint256 amount) public onlyRole(MINTER_ROLE) {
+        require(totalSupply() + amount  <= getMaxSupply(),"Reached Max-Supply limit");
+        _mint(to, amount);
+    }
+
+    function getMaxSupply() public view returns (uint256) {
+        return _maxSupply;
+    }
+
+    function updateMaxSupply(uint256 amount)public onlyRole(DEFAULT_ADMIN_ROLE) {
+        require(amount >= totalSupply(),"Max-Supply should be greater then Total-Supply");
+        _maxSupply = amount;
+    }
+
+}

hardhat.config.js

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+require("@nomicfoundation/hardhat-chai-matchers");
+require("@nomicfoundation/hardhat-toolbox");
+require('dotenv').config();
+require("@nomiclabs/hardhat-etherscan");
+
+const ZKEVM_MAINNET_RPC_URL = process.env.ZKEVM_MAINNET_RPC_URL;
+const ZKEVM_TESTNET_RPC_URL = process.env.ZKEVM_TESTNET_RPC_URL;
+
+const PRIVATE_KEY = process.env.PRIVATE_KEY;
+
+const ETHERSCAN_ZKEVM_API_KEY = process.env.ETHERSCAN_ZKEVM_API_KEY;
+
+task("accounts", "Prints the list of accounts", async () => {
+  const accounts = await hre.ethers.getSigners();
+  for (const account of accounts) {
+    console.log(account.address);
+  }
+
+});
+
+module.exports = {
+  mocha: {
+    timeout: 10000000000,
+  },
+  solidity: {
+    version: "0.8.17",
+    settings: {
+      optimizer: {
+        enabled: true,
+        runs: 200
+      }
+    }
+  },
+  etherscan: {
+    apiKey: {
+      polygonZKEVMMainnet: ETHERSCAN_ZKEVM_API_KEY,
+      polygonZKEVMTestnet: ETHERSCAN_ZKEVM_API_KEY
+    },
+    customChains: [
+      {
+        network: "polygonZKEVMMainnet",
+        chainId: 1101,
+        urls: {
+          apiURL: "https://explorer.mainnet.zkevm-test.net/api",
+          browserURL: "https://explorer.mainnet.zkevm-test.net/"
+        }
+      },
+      {
+        network: "polygonZKEVMTestnet",
+        chainId: 1442,
+        urls: {
+          apiURL: "https://explorer.public.zkevm-test.net/api",
+          browserURL: "https://explorer.public.zkevm-test.net/"
+        }
+      }
+    ],
+    timeout: 60000  // increase timeout to 1 minute (default is 20000ms)
+  },
+  networks: {
+    polygonZKEVMMainnet: {
+      url: ZKEVM_MAINNET_RPC_URL, 
+      accounts: [PRIVATE_KEY],
+      chainId: 1101,
+    },
+    polygonZKEVMTestnet: {
+      url: ZKEVM_TESTNET_RPC_URL, 
+      accounts: [PRIVATE_KEY],
+      chainId: 1442,
+    }
+  },
+
+};