December 2022 - API and documentation updates

We enhanced two features and added a new field in Product Search API. The Document API has a new feature, and now supports Amazon Business JP marketplace. The enum values in Reporting API now has descriptions. Refer to December 2022 release notes.
We added RSS feed capability on the documentation site, two onboarding guides for Amazon Business App Center, customer experience guidelines, and API onboarding guides in JP language. The release notes are now on the landing page. Refer to Documentation updates.