Improve formatting for Event Create

Core/Calculation/TeamScheduler.cs

@@ -84,9 +84,10 @@ public class TeamScheduler
 		foreach (var s in _timeSlots)
 			model.Add(x[ts.Item1, s] != x[ts.Item2, s]);
 
-		var solver = new CpSolver();
-		
-		var cpSolverStatus = solver.Solve(model);
+        var solver = new CpSolver();
+        solver.StringParameters = "max_time_in_seconds:2.0";
+
+        var cpSolverStatus = solver.Solve(model);
 		Debug.WriteLine($"Solver status: {cpSolverStatus}");
         var timeSlotTeams = new Team[_timeSlots.Length][];
 

Core/Calculation/TeamSchedulerSolution.cs

@@ -29,4 +29,16 @@ public class TeamSchedulerSolution(
             where gs.Key.Count() > 1
             select Tuple.Create(gs.First(), gs.Key);
     }
+
+
+    public static Student[] GetStudentsNotInTimSlot(Team[] timeSlot, Student[] students)
+    {
+        var studentsInTimeSlot = timeSlot.SelectMany(ts => ts.Students).Distinct();
+        return
+            (from allStudent in students
+                where studentsInTimeSlot.FirstOrDefault(e => e.Equals(allStudent)) == null
+                select allStudent
+            ).ToArray();
+
+    }
 }

Core/Entities/EventDefinition.cs

@@ -5,9 +5,20 @@ namespace Core.Entities;
 public class EventDefinition
 {
 	public int Id { get; set; }
+
+    [Required]
+    [StringLength(100, MinimumLength = 2)]
+    [Display(Name = "Event Name")]
+ 
 	public string Name { get; set; }
-	public string? ShortName { get; set; }
-	public EventFormat EventFormat { get; set; }
+
+    [Required]
+    [StringLength(40, MinimumLength = 2)]
+    [Display(Name = "Event Short Name")]
+    public string? ShortName { get; set; }
+
+    [Required]
+    public EventFormat EventFormat { get; set; }
     
     [Range(1, 6)]
     public int MinTeamSize { get; set; }
@@ -55,6 +66,7 @@ public class EventDefinition
 
 	public string? Documentation { get; set; }
 
+    [Required]
 	public string Eligibility { get; set; }
 	public string? Theme { get; set; }
 	public string? Description { get; set; }