How to track your dbt BigQuery data warehouse costs (a PoC)

Knowing the data warehouse cost for building a dbt project has really been bugging us recently, so a colleague made a proof of concept to see the cost after running dbt.

It records the bytes billed from BigQuery to a file after dbt build finishes, and then calculates the cost based on the current cost of BigQuery ($5 per TB).

If data folk are interested in this we could make it into a proper plugin for dbt...