feat(dashboard): clarify the fleet status card and swap map locations to project monitoring location coords.

feat: Location no longer assigned directly to unit, locations and coords are assigned to location only, unit only is deployed or benched.

backend/routers/slm_ui.py

@@ -14,6 +14,7 @@ import os
 
 from backend.database import get_db
 from backend.models import RosterUnit
+from backend.services.unit_location import get_active_location
 from backend.templates_config import templates
 
 logger = logging.getLogger(__name__)
@@ -58,13 +59,14 @@ async def get_slm_summary(unit_id: str, db: Session = Depends(get_db)):
     except Exception as e:
         logger.warning(f"Failed to get SLM status for {unit_id}: {e}")
 
+    loc = get_active_location(db, unit_id)
     return {
         "unit_id": unit_id,
         "device_type": "slm",
         "deployed": unit.deployed,
         "model": unit.slm_model or "NL-43",
-        "location": unit.address or unit.location,
-        "coordinates": unit.coordinates,
+        "location": (loc or {}).get("address") or (loc or {}).get("name") or "",
+        "coordinates": (loc or {}).get("coordinates") or "",
         "note": unit.note,
         "status": status_data,
         "last_check": unit.slm_last_check.isoformat() if unit.slm_last_check else None,