# Memory Index - [user_profile.md](user_profile.md) — User role: crypto trader running Bitfinex bot, communicates in Traditional Chinese - [project_trading_bot.md](project_trading_bot.md) — Key architecture: stop-loss sync, sell logic, order sizing, exposure, post-trade refresh, report format - [project_cost_basis_sync.md](project_cost_basis_sync.md) — sync_cost_basis.py: order history cost calculation, wallet sync, Bitfinex API quirks - [project_cron_timing.md](project_cron_timing.md) — Crontab timing: main.py :01/:06, sync :02/:32, offset from candle close - [feedback_trading.md](feedback_trading.md) — User feedback: real-time stop-loss, no exposure limit, cost-basis order sizing - [feedback_api_errors.md](feedback_api_errors.md) — Bitfinex 500 error patterns: stale stop IDs, min order size, balance locking, cancel not-found