Architecture Decision Records

ADRs in this directory are written in English (decision records and changelog stay English; user-facing docs are Chinese).

Copy 0000-template.md for a new record. Number sequentially.

ADR	Title
0001	Record architecture decisions
0002	Parquet lake over database
0003	Canonical curated + source snapshots
0004	Store hfq, derive qfq at query
0005	Source routing vs switching
0006	Publishers over vendors, where a publisher exists
0007	Two facts, two columns, in trading_status