hyperliquid-rust-sdk

Fix: accept null premium/impact_pxs in AssetContext (#133)

chore(ci): align toolchain to stable (fix cargo-fmt in CI) (#141)

Make Eip712 trait public (#147)

Add SendAsset action with EIP-712 signing (#155)

Add tid, fee_token, and optional twap_id to UserFillsResponse struct (#134)