Add quota-controlled ERC-20 fee paymaster - #127
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ApprovalBased paymaster verified by EIP-712 fee-signer signatures, with periodic ETH spend capped via QuotaControl for erc20-fee-signer. Co-authored-by: Cursor <cursoragent@cursor.com>
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Summary
ERC20FeePaymaster: ApprovalBased-only paymaster so users can pay zkSync gas in a single ERC-20 fee token (NODL)erc20-fee-signerEIP-712-signs fee approvals; inner input shape matches ZyFi (expirationTime,signature)QuotaControl(plus 15-minute max approval TTL)Companion backend: NodleCode/erc20-fee-signer · Tracking: meta#193
Test plan
forge test --match-contract ERC20FeePaymasterTestFeeApprovaltypehash against whaterc20-fee-signerwill implementMade with Cursor