README.md

# Grand Archive Omnidex (POC)

Generated: 20260425
Source: https://api.gatcg.com
ID range: 1..50

## Row counts
- `events`: 50
- `event_players`: 426
- `standings`: 424
- `matches`: 747
- `match_participants`: 1439
- `decklists`: 0

## Tables
- `events`: one row per event header (event_id PK).
- `event_players`: per-event player roster. FK: `event_id` -> `events.event_id`.
- `standings`: final/latest standings per stage.
- `matches`: one row per match. PK: (event_id, stage_id, round_id, match_id).
- `match_participants`: 1-2 rows per match (1 for byes).
- `decklists`: one row per (player, zone, card_name). Empty for events with `decklists_flag != true`.