Add a task integrating with a light-codegen-based code generation process

[ddobrin]

Explore the build of a dedicated task integrating with light-codegen, if it is beneficial to a developer.

Currently, an execution task can be wired in to execute the code bundling process, another for the generation process, another to build the API and a third to execute the generated skeleton project.

A developer at a client site has asked whether such task could be simplified by adding a dedicated task