Docs templates

Conceptual article template

Suggested template and guidance for creating a concept article

Quickstart guide template

Suggested template and guidance for creating a quickstart guide

How-to guide template

Suggested template and guidance for creating a how-to guide

Last modified September 28, 2022: Upmerge v1.8 --> v1.9 - 9/28 (#2839) (9286e093)