{"tag": "checkpoint-20250804-151019", "file": "/workspaces/claude-code-flow/ml_foundation/pipelines/data_pipeline.py", "timestamp": "2025-08-04T15:10:19Z", "type": "post-edit", "branch": "alpha-85", "diff_summary": " .claude-flow/metrics/performance.json    |   2 +-  .claude-flow/metrics/task-metrics.json   |   6 +-  claude-flow-wiki                         |   0  ml_foundation/pipelines/data_pipeline.py | 490 +++++++++++++++++++++++++++++++  4 files changed, 494 insertions(+), 4 deletions(-) "}