Refactor for MinimalAPI Support

[markcowl]

This includes the following

• [ ] Create setting for differing front-end implementations
  • [ ] Abstract generation of http front-end to use generic CSharpType implementation
  • [ ] Refactor ASP.NET MVC Impl
• [x] Use ASP registration to discover implementations of business logic
• [ ] Create setting for project initialization
  • [ ] Generate project
  • [ ] Generate initial implementation
  • [ ] Generate startup logic