création CreateShowEndpoint.cs et rectification quelque chemin

PF3/Models/Show.cs

@@ -0,0 +1,25 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace PF3.Models;
+
+public class Show
+{
+    [Key] public int Id { get; set; }
+    [Required, MaxLength(100)] public string? Name { get; set; }
+    [Required, MaxLength(120)] public string? Place { get; set; }
+    [MaxLength(500)] public string? Description { get; set; }
+    public DateOnly? Date { get; set; }
+    
+    // Link (path/URL/file name) to the pyrotechnic implementation plan
+    [Required, MaxLength(500)] public string? PyrotechnicImplementationPlan { get; set; }
+    
+    [Required] public int CityId { get; set; }
+    public City? City { get; set; }
+    
+    public List<ShowStaff>? ShowStaffs { get; set; }
+    public List<ShowTruck>? ShowTrucks { get; set; }
+    public List<SoundTimecode>? SoundTimecodes { get; set; }
+    public List<ProductTimecode>? ProductTimecodes { get; set; }
+    public List<Contract>? Contracts { get; set; }
+    public List<ShowMaterial>? ShowMaterials { get; set; }
+}