npm install @openzeppelin/contracts
<<<<<<< HEAD
npm install @openzeppelin/contracts-upgradeable
npm install --save-dev @openzeppelin/test-helpers
npm install --save-dev @nomiclabs/hardhat-web3 web3
npm i @nomiclabs/hardhat-waffle
npm install --save-dev @nomiclabs/hardhat-ethers 'ethers@^5.0.0'
npm i @nomiclabs/hardhat-etherscan
npm install dotenv
npm i hardhat-gas-reporter
npm i solidity-coverage
npm i fs
npm i aws-sdk
======= npm install --save-dev hardhat npm install --save-dev "@nomiclabs/hardhat-ethers@^2.0.0 npm install --save-dev @nomiclabs/hardhat-etherscan npm install web3
npm i @nomiclabs/ethereum-waffle@^3.2.0
npm i ethereum-waffle
npm install --save-dev @nomiclabs/hardhat-ethers 'ethers@^5.0.0'
npm install --dotenv-extended
npm i hardhat-gas-reporter
npm i solidity-coverage
npm i fs
npm i aws-sdk
4fc7e3ea7971fba48525a2d5ae2960d3f127994a
npx hardhat clean
npx hardhat run --network rinkeby scripts/deploy.js
npx hardhat run --network rinkeby scripts/verify.js