- Add telegram.rs: send/edit messages via Bot API
- Add SSE position listener: position_opened → edit "Filled",
position_closed → edit TP/SL result + send daily+alltime PnL summary
- Extend State with tg_message_id and trade details for notifications
- Add PosState to persist position info across SSE events
- Add Deal domain type and history_deals() client method
- New env: TELEGRAM_BOT_TOKEN, TELEGRAM_CHAT_ID, TELEGRAM_THREAD_ID
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Vendor domain and mt5-client from hermes into crates/ so the repo can
be pushed to GitHub without external path dependencies.
Also includes all bug fixes from autonomous session:
- impulse SL fix (SL at impulse candle low/high, not zone edge)
- pip_size fix for 5-decimal pairs
- fill_ok premature cancellation fix
- TIMEOUT_CANDLES, MIN_FVG_PIPS, MIN_SL_PIPS env vars
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>