- Fix LightGBM predict_proba ValueError by filtering FEATURE_COLS and casting to float64 - Extract BTC/ETH correlation data from embedded parquet columns instead of missing separate files - Disable ONNX priority in ML filter tests to use mocked LightGBM correctly - Add NO_ML_FILTER=true to .env.example (ML adds no value with current signal thresholds) Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>