Added hardhat verify plugin

hardhat.config.ts

@@ -1,10 +1,8 @@
 import { HardhatUserConfig } from "hardhat/config";
-import "@nomicfoundation/hardhat-toolbox";
-//import "hardhat-gas-reporter";
+import "@nomicfoundation/hardhat-toolbox"; //includes gas reporter etc
 import "@nomiclabs/hardhat-solhint";
-//import "solidity-coverage";
+import "@nomicfoundation/hardhat-verify"; //https://hardhat.org/hardhat-runner/plugins/nomicfoundation-hardhat-verify
 import "ganache";
-//import "@nomiclabs/hardhat-waffle"; //doesnt work fine with @nomicfoundation/hardhat-chai-matchers
 
 import { config as dotEnvConfig } from "dotenv";
 dotEnvConfig();
@@ -62,6 +60,14 @@ const config: HardhatUserConfig = {
     ],
   },
   mocha: {},
+  etherscan: {
+    //https://hardhat.org/hardhat-runner/plugins/nomicfoundation-hardhat-verify
+    apiKey : {
+      bsc: "your binance smart chain API KEY"
+      //npx hardhat verify --list-networks //available networks
+      //https://hardhat.org/hardhat-runner/plugins/nomicfoundation-hardhat-verify#adding-support-for-other-networks // if you need other networks
+    }
+  },
   defaultNetwork: "hardhat",
   networks: {
     hardhat: {

package.json

@@ -20,7 +20,7 @@
     "testP": "pnpm hardhat test --parallel",
     "testNP": "pnpm hardhat test --parallel --network localhost",
     "typechain": "pnpm hardhat typechain",
-    "verify": "pnpm hardhat verify",
+    "verify": "pnpm hardhat verify --network bsc --constructor-args arguments.js DEPLOYED_CONTRACT_ADDRESS",
     "lint": "npx eslint .",
     "lintSOL": "pnpm hardhat check",
     "prettierSOL": "npx prettier --check --plugin=prettier-plugin-solidity contracts/**/*.sol",
@@ -38,6 +38,7 @@
     "@nomicfoundation/hardhat-ethers": "^3.0.4",
     "@nomicfoundation/hardhat-network-helpers": "^1.0.8",
     "@nomicfoundation/hardhat-toolbox": "^3.0.0",
+    "@nomicfoundation/hardhat-verify": "^1.0.4",
     "@nomiclabs/hardhat-solhint": "^3.0.1",
     "@openzeppelin/contracts": "^4.9.2",
     "@typechain/ethers-v6": "^0.4.2",