module pgpm.json (formerly launchql.json) for overrides / extends of the root

[pyramation]

• allows us to have single module packages more easily w/o pnpm
• allows us to replace control files make control file unneeded and a part of a built step leveraging a dist/ analog #271 with .json files like package.json
• potentially allow a pgpm entry on the package.json — as a 2nd way to do it, like jest and others do...