Improved error handling for negative lap times

ref #71

src/models/responses/ResponseTrack.ts

@@ -1,4 +1,5 @@
 import { IsInt, IsOptional, IsString } from "class-validator";
+import { TrackLapTimeCantBeNegativeError } from '../../errors/TrackErrors';
 import { Track } from '../entities/Track';
 
 /**
@@ -40,5 +41,8 @@ export class ResponseTrack {
         this.name = track.name;
         this.distance = track.distance;
         this.minimumLapTime = track.minimumLapTime;
+        if (this.minimumLapTime < 0) {
+            throw new TrackLapTimeCantBeNegativeError();
+        }
     }
 }