Explore DuckDB datasource

### About
> Hook any Python program fairly straight-forward as an SQL data source into Grafana.

### References
- [DuckDB » Data Ingestion » Parquet Files](https://duckdb.org/docs/api/python/data_ingestion#parquet-files)
- https://github.com/duckdb/duckdb/discussions/3103
- https://github.com/earthobservations/phenodata/issues/17#issuecomment-1505418017
