2 Commits

Author SHA1 Message Date
a33457ee6c feat: add pre-backtest data validation to detect missing price data
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Validates trading day count, benchmark coverage, per-date ticker
density, and date gaps before running simulation. Logs warnings for
holdings with missing prices during execution.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-18 22:55:50 +09:00
c1ee879cb4 feat: add backtest services (portfolio, engine, worker)
- VirtualPortfolio for portfolio simulation
- BacktestEngine for strategy backtesting
- Worker for async background execution

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-02-03 11:34:48 +09:00