Refactor pet action management: rename PetAction to PetBasicAction, update related properties and methods, and enhance pet stats with maximum values.

Models/PetStats.cs

@@ -11,6 +11,10 @@ namespace pet_companion_api.Models
         public int Strength { get; set; }
         public int Charisma { get; set; }
 
+        public int MaxIntelligence { get; set; }
+        public int MaxStrength { get; set; }
+        public int MaxCharisma { get; set; }
+
         public static PetStats BuildFromClass(PetClass petClass)
         {
             var stats = new PetStats();
@@ -59,6 +63,10 @@ namespace pet_companion_api.Models
                     break;
             }
 
+            stats.MaxIntelligence = stats.Intelligence;
+            stats.MaxStrength = stats.Strength;
+            stats.MaxCharisma = stats.Charisma;
+
             return stats;
         }
     }