chore: untrack data/csi300_history.json

The CSI 300 snapshot history is local data like the S&P 500 history. It is
not rebuilt automatically (seeded from baostock), so a new machine needs a
copy; CLAUDE.md says so.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
This commit is contained in:
2026-09-29 15:15:31 +08:00
parent 5e0ab6eb3b
commit db1ce69702
3 changed files with 2 additions and 14804 deletions

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