[rooms] playerdata

apps/rooms/migrations/0020_playerdata.sql

@@ -0,0 +1,15 @@
+-- Per-room, per-player variable data — what the client saves through
+-- `PUT /rooms/{roomId}/playerdata/me` and reads back from `GET .../playerdata/me`.
+--
+-- Generated from packages/domain/src/rooms-db.ts (ROOM_SCHEMA_DDL) — keep in sync.
+--
+-- One row per (room, player). `data` is the client's blob exactly as posted (the `data`
+-- form field, a base64 string); the server neither decodes nor validates it, and a
+-- re-save overwrites the row in place, so the table holds only each player's latest.
+
+CREATE TABLE IF NOT EXISTS playerdata (
+  room_id INTEGER NOT NULL,
+  player_id INTEGER NOT NULL,
+  data TEXT NOT NULL,
+  PRIMARY KEY (room_id, player_id)
+  );