Fire is DONE

src/main/java/model/Fire.java

@@ -10,6 +10,7 @@ import java.util.Set;
 public class Fire {
     private Set<Position> firePositions;
     private Map<Position, List<Position>> neighbors;
+  //  private int step =0;
 
     public Fire(Set<Position> firePositions, Map<Position, List<Position>> neighbors) {
         this.firePositions = firePositions;
@@ -22,6 +23,7 @@ public class Fire {
 
     public List<Position> spreadFire() {
         List<Position> modifiedPositions = new ArrayList<>();
+
         List<Position> newFirePositions = new ArrayList<>();
         for (Position fire : firePositions) {
             newFirePositions.addAll(neighbors.get(fire));