OKX strategy research and live execution tooling

lxy 155d9f709c fix: mark open positions to market in summary		3 月之前
okx_codex_trader	155d9f709c fix: mark open positions to market in summary	3 月之前
tests	155d9f709c fix: mark open positions to market in summary	3 月之前
README.md	3f94692dec chore: scaffold okx codex trader project	3 月之前
pyproject.toml	3f94692dec chore: scaffold okx codex trader project	3 月之前

okx-codex-trader

Minimal project skeleton for the OKX Codex Trader demo CLI.