Resolves

Changes have been made to fix build warnings for documentation by completing missing documentation and fixing directory build properties.

Removed direct .NET 5 support/capability from projects (no longer in support by MS).

Improved test coverage.

PR checklist

• Have tests been added or updated, run locally, and all pass
• Have code styling rules been run on all new source file changes
• Have relevant articles in the docs been added or updated for all new source file changes
• Have major breaking changes been made and are documented

Other information