hardhat 练习 常用命令 ps: 具体代码见 package.json scripts里面 // 编译合约 yarn build // 运行测试用例 yarn test // 部署合约 yarn deploy:all sepolia lvtoken address 0xB9314C2eacB4c956D429d548F98796a0f72a70fa sepolia airdrop address 0x57e4535f5A7A82572368aB3c9D6E7d8CE2f89bE1