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

Models/Pet.cs

@@ -14,7 +14,28 @@ namespace pet_companion_api.Models
         public string UserId { get; set; }
         public bool IsDead { get; set; }
 
-        public PetActionGather PetAction { get; set; }
-        public DateTime ActionSince { get; set; }
+        public PetActionGather PetGatherAction { get; set; }
+        public DateTime GatherActionSince { get; set; }
+
+        public PetBasicAction PetBasicAction { get; set; }
+        public DateTime BasicActionCooldown { get; set; }
+
+        public void IncrementIntelligence(int amount)
+        {
+            var newValue = Stats.Intelligence + amount;
+            Stats.Intelligence = Math.Min(newValue, Stats.MaxIntelligence);
+        }
+
+        public void IncrementStrength(int amount)
+        {
+            var newValue = Stats.Strength + amount;
+            Stats.Strength = Math.Min(newValue, Stats.MaxStrength);
+        }
+
+        public void IncrementCharisma(int amount)
+        {
+            var newValue = Stats.Charisma + amount;
+            Stats.Charisma = Math.Min(newValue, Stats.MaxCharisma);
+        }
     }
 }