Redesign seat map layout

software/backend/models/locations/location.model.ts

@@ -7,7 +7,7 @@ import { SeatGroup } from "./seatGroup.model";
 export class Location extends Model {
   @Column
   urlName: string
-  
+
   @Column
   name: String
 
@@ -24,6 +24,15 @@ export class Location extends Model {
   @Column
   imageOutdoor: String
 
+  /**
+   * Layout identifier of the location
+   * 1 = Stage with simple stay area
+   * 2 = Stage with front stay area and seat places around
+   * 3 = Stage in the middle of the stay area, seat places all around
+   */
+  @Column
+  layout: Number
+
 
   // Relations