OKX strategy research and live execution tooling

lxy dd74d8fc81 fix: track open-trade drawdown in backtest		1 ay önce
okx_codex_trader	dd74d8fc81 fix: track open-trade drawdown in backtest	1 ay önce
tests	dd74d8fc81 fix: track open-trade drawdown in backtest	1 ay önce
README.md	3f94692dec chore: scaffold okx codex trader project	1 ay önce
pyproject.toml	3f94692dec chore: scaffold okx codex trader project	1 ay önce

okx-codex-trader

Minimal project skeleton for the OKX Codex Trader demo CLI.