Approval in backend

backend/ru/basis.json

@@ -245,6 +245,7 @@
         "color": "\u0426\u0432\u0435\u0442",
         "ongoing_reservation": "Ongoing reservation",
         "upcoming_reservation": "Upcoming reservation",
-        "for": "For"
+        "for": "For",
+        "reservation": "Reservation"
     }
 }