Keep the public facade stable while moving device CRUD and sample/compare
logic into focused modules, and use naive UTC via timeutil plus FastAPI lifespan.
Co-authored-by: Cursor <cursoragent@cursor.com>
Extract ume_support/ume_router and alarms_router so main stays startup-focused, add topology fabric/views import surfaces, and gate managed-NE writes by ne:write.
Co-authored-by: Cursor <cursoragent@cursor.com>