feat: add operational Dashboard

backend/app/locations/models.py

@@ -116,3 +116,13 @@ class MineMapResponse(BaseModel):
     data: MineMapData
     meta: MineMapMeta
     error: None = None
+
+
+class LocationSummary(BaseModel):
+    sites: int
+    rooms: int
+    positions: int
+    occupied_positions: int
+    empty_positions: int
+    mapped_miners: int | None = None
+    unmapped_miners: int | None = None