Добавьте файлы проекта.

zooManagerPro/Models/HealthStatus.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+
+namespace zooManagerPro.Models;
+
+public partial class HealthStatus
+{
+    public int Id { get; set; }
+
+    public string HealthStatusName { get; set; } = null!;
+
+    public virtual ICollection<Animal> Animals { get; set; } = new List<Animal>();
+}