- scrapers/history_collector.py: scrapes full time series from 8 LookIntoBitcoin
charts + Fear & Greed API, stores to data/history.json (~5700 days back to 2010)
- backtesting/engine.py: scores each historical day using same thresholds as live
scoring, computes 30d/90d/180d/1yr forward returns, bracket stats, signal events
- dashboard/server.py: adds /backtest page with dual-axis score vs price chart,
bracket performance table, signal event list, current context box; adds backtest
nav link and historical context box on main dashboard; 4 new API endpoints
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>