BarResampler aggregates 1m OHLCV to 5m/15m/1h on-the-fly. Four LSTM encoders (6→64 each) concat to 256, project to 128-dim macro context. Combined state: 57 position-aware + 128 multi-tf = 185 dims. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>