What is okx-trading?
Implement and maintain the OKX broker/provider integration for this workspace using okx-api SDK best practices, including auth/signing, spot/margin/futures/options trading, market/account endpoints, rate limiting, websocket subscriptions, and OKX error handling. Use when adding or changing any code under src/providers/okx or when an LLM needs canonical SDK usage patterns derived from .trae/okx-api-llm.txt. Source: jasonviipers/okx-trading-skill.