install openzeppelin dependencies for hardhat enviroment
$ npm install --save-dev @openzeppelin/hardhat-upgrades
$ npm install --save-dev @nomiclabs/hardhat-ethers ethers # peer dependenciesinstall openzeppelin dependencies for hardhat enviroment
$ npm install --save-dev @openzeppelin/hardhat-upgrades
$ npm install --save-dev @nomiclabs/hardhat-ethers ethers # peer dependenciesinstall openzeppelin dependencies for hardhat enviroment
require('@openzeppelin/hardhat-upgrades');Copyright © 2021 Codeinu
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