Build lookup table to cross reference custom layers to metadata. Hand write metadata for some if can't point to existing docs

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bcfishobs.fiss_fish_obsrvtn_events_vw parameters_habitat_method parameters_habitat_thresholds rfp_tracking bcfishpass.crossings_vw bcfishpass.streams_vw

to compliment rfp_meta_bcd_xref . should have same columns and can join before building rfp_tracking table for reports