Updated Home (markdown)
Include single tenant scenario first, then describe the multi-tenant scenario.
Minor wording tweaks - make it clear the first env is considered the (source) env, and for subset of artifact types, the web developer mostly works with web assets, layouts and mappings, not content assets or types.
Minor wording tweaks (WCH API URL vs WCH URL and tenant vs environment)
Initial Home page
Created Comparing Artifacts (markdown)