Start the compiler

npx hardhat compile

Clear working directories of old data

npx hardhat clean

Launch a specific contract for execution, address contract

npx hardhat run scripts/umka-script.js --network rinkeby

Verify the contract on etherscan , specify the address of the contract received in the previous step

npx hardhat verify --contract contracts/Umka.sol:Umka --network rinkeby 0xb8D27a25139d0255477dbd4B46Ee717753a44bfD

Start the documentation generator

yarn run hardhat docgen

Example contract

https://rinkeby.etherscan.io/address/0xb8D27a25139d0255477dbd4B46Ee717753a44bfD
use awardItem(address, tokenURI)