Detect ERC-1271 contract-signature bugs — magic-value handling, signature validation edge cases, smart-wallet interactions (Safe, Argent), replay-via-signature-update. Activate on isValidSignature, ERC1271 imports, smart-wallet integration, signed orders that may originate from contracts.
$npx -y skills add omermaksutii/rugproof --skill erc1271-contract-signaturesInstalls into the current project.
Run `npx skills use "https://github.com/omermaksutii/rugproof" --skill "omermaksutii/rugproof/erc1271-contract-signatures"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/omermaksutii/rugproof" that are relevant to the current task. Run `npx skills add "https://github.com/omermaksutii/rugproof"` and select the relevant skills, then follow their instructions.