- Mount training-data-pvc at /data/training in build pods via runner config - Update real_data_loader to search per-symbol subdirectories (Databento layout) - Support .dbn.zst (zstd-compressed) files alongside raw .dbn - Add FOXHUNT_DATA_DIR env var override for CI PVC path - Extract decode_ohlcv_bars helper (generic over reader type) Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>