b75f3a05e2
Replace foodPositions with berryBushes in TileData, saving per-bush berryCount, maxBerries, and ticksSinceLastRegrowth to the metadata table. On load, restore berry bush state into GameMap; fall back to initializing from resource tiles for old saves without berry data. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>