Adds dev/docker-compose.yml + breakpilot-dev Keycloak realm + make dev-up/down/reset/logs targets so a developer can boot the full dependency stack from this repo.
Lands manifests/, overlays/, dns/, scripts/, Makefile per M1.1. Bundles yourplatform.com→breakpilot.com rename. vms/ removed (out-of-scope for Orca). Refs: M1.1