Rules for Selection_Rule:- analysis_type = "numeric_mean":  Calculate arithmetic means for all selected numeric target columns.- analysis_type = "text_summary":  Collect non-empty text entries from all selected text target columns.- target_selection_rules:  Select target columns by matching Mapping_File attributes.  A rule value of null means: do not filter by this attribute.  A list means: keep rows where the Mapping_File attribute is in the list.- row_filters:  Apply row filters to document.  Keys are data_category values from Mapping_File, such as "Plant", "Region", "Production Principle", "Season".  Values are lists of accepted values.