Added functionality to main menu

Assets/Scripts/Game/Buildings/BuildingManager.cs

@@ -53,7 +53,7 @@ namespace Fruitomation.Game
                 Buildings = buildings.ToArray();
         }
         
-        private static string Filepath => Path.Combine(Application.persistentDataPath, "buildings.json");
+        public static string Filepath => Path.Combine(Application.persistentDataPath, "buildings.json");
 
         private bool[,] InhabitedCells { get; } = new bool[96, 49];
         private List<Building> Buildings { get; } = new();
@@ -84,6 +84,11 @@ namespace Fruitomation.Game
             }
 
             string json = File.ReadAllText(Filepath);
+            if (json == "")
+            {
+                return;
+            }
+            
             SerializedBuilding[] buildings = JsonUtility.FromJson<SerializedBuildings>(json).Get();
 
             foreach (SerializedBuilding building in buildings)
@@ -129,7 +134,7 @@ namespace Fruitomation.Game
             string json = JsonUtility.ToJson(new SerializedBuildings(serialized), true);
             File.WriteAllText(Filepath, json);
         }
-
+        
         public void RemoveBuilding(Building building)
         {
             Buildings.Remove(building);

Assets/Scripts/Game/UpgradeManager.cs

@@ -190,12 +190,14 @@ namespace Fruitomation.Game
         
 #if UNITY_EDITOR
         [MenuItem("Fruitomation/Reset Upgrades")]
+#endif // UNITY_EDITOR
         public static void ResetUpgrades()
         {
             CurrentUpgrades = new UnlockedUpgrades();
             CurrentUpgrades.Unlock(BasicUpgrade.Apple); // Always unlocked
         }
 
+#if UNITY_EDITOR
         [MenuItem("Fruitomation/Unlock All Upgrades")]
         public static void UnlockAll()
         {