update some entities

ApplicationCore/Entities/Base/EntityBase.cs

 using System;
 using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -8,6 +10,7 @@ namespace ApplicationCore.Entities
 {
     public class EntityBase 
     {
+        [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
         public int Id { get; set; }
 
     }

ApplicationCore/Entities/Medicine.cs

@@ -16,6 +16,10 @@ namespace ApplicationCore.Entities
         public MedicineType MedicineType { get; set; }
         public ICollection<Ingredient> Ingredients { get; set; }
         public ICollection<MedicineIngredient> MedicineIngredients { get; set; }
+        public ICollection<Patient> Patients { get; set; }
+        public ICollection<PatientMedicine> PatientMedicines { get; set; }
+        
+
 
 
     }