Add documentation
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yliang1/bridge-pipeline,yliang1/bridge-pipeline,shakeh/bridge-pipeline,NANOGravDataManagement/bridge-pipeline,shakeh/bridge-pipeline,NANOGravDataManagement/bridge-pipeline,yliang1/bridge-pipeline,shakeh/bridge-pipeline,NANOGravDataManagement/bridge-pipeline,NANOGravDataManagement/bridge-pipeline,yliang1/bridge-pipeline,shakeh/bridge-pipeline