C++ AITraderActor now uses per-symbol reference prices matching real
market levels instead of hardcoded 100-200 range. Dashboard adds
MarketSimulator thread that auto-generates orders and crossing trades
every 30s when session is active. Config updated with all 7 symbols.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
v0.3.0: FIX gateway, Clearing House with AI traders, enhanced dashboard
