v1.0.0: DeviceSlide model

Models/DeviceSlide.cs

@@ -0,0 +1,24 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace NoticeBoard.Models;
+
+public class DeviceSlide
+{
+    public int Id { get; set; }
+
+    public int DeviceId { get; set; }
+    public Device Device { get; set; } = null!;
+
+    public int SlideId { get; set; }
+    public Slide Slide { get; set; } = null!;
+
+    /// <summary>Order in the playlist (lower = first)</summary>
+    public int DisplayOrder { get; set; }
+
+    /// <summary>Duration in seconds to show this slide</summary>
+    [Range(5, 3600)]
+    public int DurationSeconds { get; set; } = 30;
+
+    /// <summary>Whether this slide is currently enabled in the playlist</summary>
+    public bool Enabled { get; set; } = true;
+}