Add Blazor WebApp and rework data handling to utilize Entity Framework

Core/Entities/PartialTeam.cs

@@ -2,17 +2,12 @@
 
 public class PartialTeam : Team
 {
-	public IList<Student> OmittedStudents { get; }
+	public IList<Student> OmittedStudents { get; set; }
 
-	public PartialTeam(string name, CompetitiveEvent @event, IList<Student> students, IList<Student> omittedStudents) : base(name, @event, students)
-	{
-		OmittedStudents = omittedStudents;
-	}
-
-	public override Team CloneWithOmittedStudents(IEnumerable<Student> studentsToOmit)
+    public override Team CloneWithOmittedStudents(IEnumerable<Student> studentsToOmit)
 	{
 		var remainingStudents = Students.Where(s => !studentsToOmit.Contains(s)).ToList();
 		var omittedStudents = OmittedStudents.Union(Students.Where(studentsToOmit.Contains)).Distinct().ToList();
-		return new PartialTeam(Name, Event, remainingStudents, omittedStudents );
+		return new PartialTeam{TeamId = Name, Event = Event, Students = remainingStudents, OmittedStudents = omittedStudents };
 	}
 }