pre refactor

backend/services/snapshot.py

@@ -2,7 +2,7 @@ from datetime import datetime, timezone
 from sqlalchemy.orm import Session
 
 from backend.database import get_db_session
-from backend.models import Emitter, RosterUnit
+from backend.models import Emitter, RosterUnit, IgnoredUnit
 
 
 def ensure_utc(dt):
@@ -33,6 +33,7 @@ def emit_status_snapshot():
     try:
         roster = {r.id: r for r in db.query(RosterUnit).all()}
         emitters = {e.id: e for e in db.query(Emitter).all()}
+        ignored = {i.id for i in db.query(IgnoredUnit).all()}
 
         units = {}
 
@@ -101,17 +102,25 @@ def emit_status_snapshot():
             if u["retired"]
         }
 
+        # Unknown units - emitters that aren't in the roster and aren't ignored
+        unknown_units = {
+            uid: u for uid, u in units.items()
+            if uid not in roster and uid not in ignored
+        }
+
         return {
             "timestamp": datetime.utcnow().isoformat(),
             "units": units,
             "active": active_units,
             "benched": benched_units,
             "retired": retired_units,
+            "unknown": unknown_units,
             "summary": {
                 "total": len(units),
                 "active": len(active_units),
                 "benched": len(benched_units),
                 "retired": len(retired_units),
+                "unknown": len(unknown_units),
                 "ok": sum(1 for u in units.values() if u["status"] == "OK"),
                 "pending": sum(1 for u in units.values() if u["status"] == "Pending"),
                 "missing": sum(1 for u in units.values() if u["status"] == "Missing"),