Merge p11-w3-t2-release-share into dev (P11 11.E: release-keyed SharePopover mode, Cut header Share)

DeepDrftPublic.Client/Controls/SharePopover.razor

@@ -6,7 +6,7 @@
                    Color="Color.Secondary"
                    Disabled="@(!RendererInfo.IsInteractive)"
                    OnClick="@Toggle"
-                   aria-label="Share this track" />
+                   aria-label="@(IsReleaseMode ? "Share this release" : "Share this track")" />
 </MudTooltip>
 
 <MudOverlay Visible="@_open" OnClick="@Close" AutoClose="true" />
@@ -31,6 +31,9 @@
             }
         </MudStack>
 
+        @* Embed is a single-track affordance only; a release page is not a single-track embed (§3b.3). *@
+        @if (!IsReleaseMode)
+        {
             <MudDivider />
 
             <MudCheckBox @bind-Value="Embed" Color="Color.Primary" Label="Embed player" Dense="true" />
@@ -57,6 +60,7 @@
                     </MudStack>
                 </MudStack>
             }
+        }
 
     </MudStack>
 </MudPopover>

DeepDrftPublic.Client/Controls/SharePopover.razor.cs

@@ -1,20 +1,35 @@
+using DeepDrftModels.Enums;
+using DeepDrftPublic.Client.Common;
 using Microsoft.AspNetCore.Components;
 using Microsoft.JSInterop;
 
 namespace DeepDrftPublic.Client.Controls;
 
 /// <summary>
-/// Share affordance for the track detail page: a popover offering a canonical-link copy
+/// Share affordance with two modes from one source of clipboard/popover-chrome logic
-/// and an optional iframe embed snippet. Clipboard writes go through navigator.clipboard;
+/// (Phase 11 §3b). Track mode (<see cref="EntryKey"/> set) offers a canonical-link copy plus an
-/// each copy shows a transient "Copied!" confirmation that resets after a short delay.
+/// optional iframe embed snippet. Release mode (<see cref="ReleaseId"/> set) is copy-link-only —
+/// it copies the absolute form of the release's canonical detail URL and hides the embed
+/// affordance, since a release page is not a single-track embed. Clipboard writes go through
+/// navigator.clipboard; each copy shows a transient "Copied!" confirmation that resets after a
+/// short delay.
 /// </summary>
 public partial class SharePopover : ComponentBase, IDisposable
 {
+    /// <summary>Track mode: the vault entry key of the track to share. Mutually exclusive with the release target.</summary>
     [Parameter] public string? EntryKey { get; set; }
 
+    /// <summary>Release mode: the release id to share. When set (with <see cref="ReleaseMedium"/>), the popover shares the release detail URL and omits the embed option.</summary>
+    [Parameter] public long? ReleaseId { get; set; }
+
+    /// <summary>Release mode: the medium of the release, used to resolve its canonical detail route.</summary>
+    [Parameter] public ReleaseMedium ReleaseMedium { get; set; }
+
     [Inject] public required NavigationManager Navigation { get; set; }
     [Inject] public required IJSRuntime JS { get; set; }
 
+    private bool IsReleaseMode => ReleaseId is not null;
+
     private bool _open;
     private bool _embed;
     private bool _linkCopied;
@@ -32,6 +47,13 @@ public partial class SharePopover : ComponentBase, IDisposable
         }
     }
 
+    // The URL "Copy link" places on the clipboard. Release mode resolves the canonical detail
+    // route (which carries a leading slash) and composes it against BaseUri (which carries a
+    // trailing slash) — trim one to avoid a doubled separator.
+    private string LinkUrl => IsReleaseMode
+        ? $"{Navigation.BaseUri.TrimEnd('/')}{ReleaseRoutes.DetailHref(ReleaseId!.Value, ReleaseMedium)}"
+        : TrackUrl;
+
     private string TrackUrl => $"{Navigation.BaseUri}track/{EntryKey}";
 
     private string EmbedSnippet =>
@@ -43,7 +65,7 @@ public partial class SharePopover : ComponentBase, IDisposable
 
     private async Task CopyLink()
     {
-        if (await CopyToClipboard(TrackUrl))
+        if (await CopyToClipboard(LinkUrl))
         {
             _linkCopied = true;
             await ResetAfterDelay(() => _linkCopied = false);

DeepDrftPublic.Client/Pages/CutDetail.razor

@@ -79,10 +79,8 @@ else
                             Play
                         </MudButton>
 
-                        @if (firstTrack is not null)
+                        @* Release-mode share: copies the canonical /cuts/{id} URL, not a single track (§3b). *@
-                        {
+                        <SharePopover ReleaseId="@release.Id" ReleaseMedium="@release.Medium" />
-                            <SharePopover EntryKey="@firstTrack.EntryKey" />
-                        }
                     </div>
                 </div>