v0.9.0

[0.9.0] - 2026-02-28

🚀 Features

• Add rate limiting with per-endpoint quotas, retry-on-429 backoff, and unit tests

🐛 Bug Fixes

• Redact secrets from Debug impls to prevent log leakage
• (clob) Return None on insufficient liquidity and increase salt entropy
• (clob) Classify service errors as Api instead of Validation
• (clob) Reject NaN and infinity in order parameter validation
• (core) Fix rate limit quota precision, backoff jitter, and add missing endpoint
• (core) Carry message context in RateLimit error and downgrade log level
• (clob) Fix tautological assertion in salt test
• (clob) Use typed request for get_fee_rate with correct field and token_id
• (relay) Replace unwraps with error propagation and compile-time address validation
• (data) Align Display impls with serde SCREAMING_SNAKE_CASE for sort enums
• (data) Route all HTTP calls through Request for rate limiting and 429 retries
• (cli) Reject invalid activity types with error instead of silently dropping
• (cli) Replace process::exit with Result in WS credentials and completions
• (clob) Use BUY/SELL strings for price endpoint side parameter

🚜 Refactor

• (core) Make Signer::new infallible

📚 Documentation

• Add testing conventions and module organization to CLAUDE.md

🎨 Styling

• Apply rustfmt formatting across workspace

🧪 Testing

• (clob) Add live integration tests for CLOB public endpoints
• (relay) Add unit tests for hex constants, contract config, and builder default
• (data) Add live integration tests for data API public endpoints
• (core) Add unit tests for Request query builder and typed request
• (relay) Add unit tests for types serde, address derivation, and sig packing
• (gamma) Add unit tests for type deserialization and client builder
• (data) Add unit tests for enum serialization, builders, and type serde
• (clob) Add unit tests for EIP-712 signing, WS types, and auth credentials
• (cli) Add unit tests for argument parsing across all subcommands
• Add live integration tests for all API endpoints

🔧 Build

• Prune unused deps, tokio/alloy features, and fix TLS duplication

⚙️ Miscellaneous Tasks

• Rewrite CLAUDE.md with accurate build commands and architecture docs.
• Align cliff.toml commit parsers with conventional commit types
• Replace rust-cache with sccache for shared compilation caching