Add Team functions

Core/Entities/Student.cs

@@ -3,7 +3,7 @@ using static System.Text.RegularExpressions.Regex;
 
 namespace Core.Entities;
 
-public class Student
+public class Student : IEquatable<Student>
 {
 	public int Id { get; set; }
 
@@ -74,4 +74,23 @@ public class Student
 
     public bool VotingDelegate => OfficerRole is Entities.OfficerRole.President or Entities.OfficerRole.VicePresident;
 
+    public bool Equals(Student? other)
+    {
+        if (other is null) return false;
+        if (ReferenceEquals(this, other)) return true;
+        return Id == other.Id;
+    }
+
+    public override bool Equals(object? obj)
+    {
+        if (obj is null) return false;
+        if (ReferenceEquals(this, obj)) return true;
+        if (obj.GetType() != GetType()) return false;
+        return Equals((Student)obj);
+    }
+
+    public override int GetHashCode()
+    {
+        return Id;
+    }
 }