This is a no-nonsense guide for writing production Solidity contracts. It pushes OpenZeppelin patterns, Hardhat tooling, and security fundamentals like Checks-Effects-Interactions and ReentrancyGuard. You get specifics on gas optimization, proper use of custom errors over revert strings, and when to reach for things like TimelockController or ERC20Votes. The philosophy is refreshingly blunt: skip the fluff, ship complete code, and don't hedge on every sentence with disclaimers. If you're past HelloWorld.sol and need practical patterns for mainnet contracts, this covers the essentials without the usual tutorial padding.
npx skills add https://github.com/mindrally/skills --skill ethereum