not working inventory :c

Models/Skill.cs

@@ -1,4 +1,5 @@
 using System.ComponentModel.DataAnnotations;
+using System.Text.Json.Serialization;
 
 namespace PetCompanion.Models
 {
@@ -26,6 +27,7 @@ namespace PetCompanion.Models
         public string Icon { get; set; }
         public List<int>? SkillsIdRequired { get; set; }
         public virtual ICollection<SkillEffect> Effects { get; set; }
+        [JsonIgnore]
         public virtual ICollection<PetSkill> PetSkills { get; set; }
     }
 
@@ -34,6 +36,7 @@ namespace PetCompanion.Models
         [Key]
         public int Id { get; set; }
         public int SkillId { get; set; }
+        [JsonIgnore]
         public virtual Skill Skill { get; set; }
         public SkillTier Tier { get; set; }
         public string Effect { get; set; }
@@ -74,6 +77,7 @@ namespace PetCompanion.Models
         [Key]
         public int Id { get; set; }
         public string PetId { get; set; }
+        [JsonIgnore]
         public virtual Pet Pet { get; set; }
         public int SkillId { get; set; }
         public virtual Skill Skill { get; set; }