fix: Type chip in releases grid shows "Session"/"DJ Mix" for non-Cut media

Cut rows continue to show ReleaseType (Single/EP/Album). Session/Mix rows
now read from a MediumTypeLabels dictionary so a future medium needs only
one new entry, no markup change.

DeepDrftManager/Components/Pages/Tracks/CmsAlbumBrowser.razor

@@ -1,6 +1,7 @@
 @using System.Net
 @using DeepDrftManager.Services
 @using DeepDrftModels.DTOs
+@using DeepDrftModels.Enums
 @inject ICmsTrackService CmsTrackService
 @inject IDialogService DialogService
 @inject ISnackbar Snackbar
@@ -56,7 +57,11 @@ else
             <MudTd DataLabel="Genre">@(context.Release.Genre ?? "—")</MudTd>
             <MudTd DataLabel="Release Date">@(context.Release.ReleaseDate?.ToString("d MMMM, yyyy") ?? "—")</MudTd>
             <MudTd DataLabel="Type">
-                <MudChip T="string" Size="Size.Small" Variant="Variant.Outlined">@context.Release.ReleaseType</MudChip>
+                <MudChip T="string" Size="Size.Small" Variant="Variant.Outlined">
+                    @(context.Release.Medium == ReleaseMedium.Cut
+                        ? context.Release.ReleaseType?.ToString() ?? "—"
+                        : MediumTypeLabels[context.Release.Medium])
+                </MudChip>
             </MudTd>
             <MudTd DataLabel="Tracks">@context.TrackCount</MudTd>
             <MudTd DataLabel="Actions">
@@ -141,6 +146,15 @@ else
     private static string ThumbUrl(string imagePath) =>
         $"/api/image/{Uri.EscapeDataString(imagePath)}";
 
+    // Medium → Type-chip display label for non-Cut media. Cut rows show ReleaseType instead.
+    // One entry per non-Cut medium; a future medium adds one line here, no markup change needed.
+    private static readonly IReadOnlyDictionary<ReleaseMedium, string> MediumTypeLabels =
+        new Dictionary<ReleaseMedium, string>
+        {
+            [ReleaseMedium.Session] = "Session",
+            [ReleaseMedium.Mix]     = "DJ Mix",
+        };
+
     private async Task ToggleExpand(AlbumRow row)
     {
         row.IsExpanded = !row.IsExpanded;