claude b119b9abae feat: SQLAlchemy ORM models, filing cache incremental fetch, yfinance price cache ... - Replace db/schema.sql + raw sqlite3 with SQLAlchemy ORM (db/models.py) - Filing, Signal, PriceCache models with proper indexes - db/db.py uses SQLAlchemy sessions throughout; no raw SQL strings - Add PriceCache table: stores daily close prices per ticker - backtest._fetch_prices checks DB first; skips yfinance for completed ranges - New data persisted via upsert_prices() - get_cached_prices() / upsert_prices() added to db.py - EDGAR poller incremental fetch: get_latest_filed_date() returns newest filed_date in DB; fetch_and_store_new_filings skips entries older than that cutoff before even checking accession_exists - Add get_signals_for_backtest() to db.py; backtest no longer opens its own sqlite3 connection - requirements.txt: add sqlalchemy>=2.0.0 Co-authored-by: dodox <dodox@users.noreply.local>		2026-05-04 17:21:23 +00:00
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__init__.py	feat: add PLAN.md and insider copytrade POC implementation	2026-05-04 16:15:22 +00:00
backtest.py	feat: SQLAlchemy ORM models, filing cache incremental fetch, yfinance price cache	2026-05-04 17:21:23 +00:00