SQL/Power BI connector for Lightspeed eCom (C-series)

The Lighstspeed platform is described on:

and is OAuth Code Grant Flow-based, including Swagger/Open API.

There is also a key / token-based approach as described on:

For Lightspeed Restaurant K-series: see SQL/Power BI connector for Lightspeed Restaurant K-series.
For Lightspeed Restaurant L-series: see SQL/Power BI connector for Lightspeed Restaurant L-series.
For Lightspeed Restaurant U-series: see SQL/Power BI connector for Lightspeed Restaurant U-series (Upserve).
No links for Lightspeed R-Series and O-Series.