Scaffolding

New scope

bash

npx mono-toolkit new service billing
npx mono-toolkit new app web

New feature (vertical slice)

bash

npx mono-toolkit new feature orders --in back:service:billing

Creates:

api/ resource stub
application/ use case stub
domain/ model stub
infrastructure/ adapter stub
tests/ test stub
README.md feature summary

All paths are validated to remain under the repo root.