- Add lj-lint-json (Lauri Rooden)

Fixes:

 - Build fix missing plain cat file in output (Lauri Rooden)

Enhancements:

 - Upgrade libs (Lauri Rooden)
 - Search LiteJS conf from .github/litejs.json (Lauri Rooden)
 - init: Set `main` as default branch name (Lauri Rooden)
 - init: Separate ui and server template repos (Lauri Rooden)