WIP: Project setup with .NET backend and Next.js frontend

backend/Models/Event.cs

@@ -0,0 +1,56 @@
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace RacePlannerApi.Models;
+
+public class Event
+{
+    [Key]
+    public Guid Id { get; set; } = Guid.NewGuid();
+
+    [Required]
+    [MaxLength(200)]
+    public string Name { get; set; } = string.Empty;
+
+    [MaxLength(2000)]
+    public string Description { get; set; } = string.Empty;
+
+    [Required]
+    public DateTime EventDate { get; set; }
+
+    [Required]
+    [MaxLength(500)]
+    public string Location { get; set; } = string.Empty;
+
+    public EventStatus Status { get; set; } = EventStatus.Draft;
+
+    [MaxLength(100)]
+    public string? Category { get; set; }
+
+    public List<string> Tags { get; set; } = new List<string>();
+
+    public int? MaxParticipants { get; set; }
+
+    public DateTime CreatedAt { get; set; } = DateTime.UtcNow;
+
+    public DateTime UpdatedAt { get; set; } = DateTime.UtcNow;
+
+    // Foreign keys
+    [Required]
+    public Guid OrganizerId { get; set; }
+
+    [ForeignKey("OrganizerId")]
+    public User Organizer { get; set; } = null!;
+
+    // Navigation properties
+    public ICollection<Registration> Registrations { get; set; } = new List<Registration>();
+    public ICollection<Announcement> Announcements { get; set; } = new List<Announcement>();
+}
+
+public enum EventStatus
+{
+    Draft,
+    Published,
+    Cancelled,
+    Completed
+}