Thumbnail strip: show hotkey label next to each scene name

Models/Scene.cs

@@ -15,6 +15,7 @@ public class Scene : INotifyPropertyChanged
     private bool _hasSocialBar;
     private bool _isStaged;
     private bool _isLive;
+    private string _hotkeyLabel = string.Empty;
 
     public bool IsStaged
     {
@@ -83,6 +84,16 @@ public class Scene : INotifyPropertyChanged
         set => Set(ref _snapshot, value);
     }
 
+    /// <summary>
+    /// The current hotkey label for this scene (e.g. "F1", "Ctrl+F10").
+    /// Set by MainViewModel from the active bindings; empty for non-canonical scenes.
+    /// </summary>
+    public string HotkeyLabel
+    {
+        get => _hotkeyLabel;
+        set => Set(ref _hotkeyLabel, value);
+    }
+
     public event PropertyChangedEventHandler? PropertyChanged;
 
     private void Set<T>(ref T field, T value, [CallerMemberName] string? propertyName = null)

Models/SceneCatalog.cs

@@ -1,7 +1,9 @@
 using System;
+using System.Collections.Generic;
 using System.Globalization;
 using System.Linq;
 using System.Windows.Data;
+using ytLive.Services;
 
 namespace ytLive.Models;
 
@@ -21,6 +23,16 @@ public static class SceneCatalog
 
     public static readonly string[] All = { Starting, Live, Brb, Chat, Ending };
 
+    /// <summary>Maps each canonical scene name to its hotkey action.</summary>
+    public static readonly IReadOnlyDictionary<string, HotkeyId> SceneHotkeys = new Dictionary<string, HotkeyId>(StringComparer.OrdinalIgnoreCase)
+    {
+        [Starting] = HotkeyId.SceneStarting,
+        [Live]     = HotkeyId.SceneLive,
+        [Brb]      = HotkeyId.SceneBrb,
+        [Chat]     = HotkeyId.SceneChat,
+        [Ending]   = HotkeyId.SceneEnding,
+    };
+
     private static readonly Dictionary<string, string> DisplayNames = new(StringComparer.OrdinalIgnoreCase)
     {
     };