Deploy backend

Preserve sector/market_cap on re-seed upserts; add dead-stock verifier

Precompute sector averages into sector_stats rollup

Sync with root repo: SQLite fallback, BLOCKED handling, 250d history

Deploy backend changes

Deploy backend

Deploy backend

Deploy backend

Rewrite backfill_chart_svg.py: streaming batch approach to fix Turso timeouts

Generate chart_svg for all horizons, not just horizon=20

Fix Unicode arrow in configure_hf_space.py for Windows

Upgrade transformers to 5.x for TimesFM 2.5 support

Enable internal cron on HF Space

Fix TimesFM logger, cron routes, chart API