Add Suno field copy fallback

Sources/MusicAssistantApp/Presentation/FinalReviewView.swift

@@ -1,3 +1,4 @@
+import AppKit
 import MusicAssistantCore
 import SwiftUI
 
@@ -65,6 +66,17 @@ struct FinalReviewView: View {
                     .foregroundStyle(handoffStatus.foregroundStyle)
             }
 
+            if let fieldsToCopy, let output = project.sunoOutput {
+                HStack(spacing: 8) {
+                    ForEach(fieldsToCopy) { field in
+                        Button("Copy \(field.displayName)") {
+                            copy(field, from: output)
+                        }
+                        .buttonStyle(.bordered)
+                    }
+                }
+            }
+
             TextField("Suno lyrics", text: sunoLyricsBinding, axis: .vertical)
                 .lineLimit(4...10)
             TextField("Suno style prompt", text: sunoStylePromptBinding, axis: .vertical)
@@ -220,6 +232,30 @@ struct FinalReviewView: View {
             }
         }
     }
+
+    private var fieldsToCopy: [SunoHandoffField]? {
+        guard case let .fieldFill(report) = handoffStatus else { return nil }
+        let fields = SunoHandoffField.allCases.filter {
+            if case .copyRequired = report.results[$0] { return true }
+            return false
+        }
+        return fields.isEmpty ? nil : fields
+    }
+
+    private func copy(_ field: SunoHandoffField, from output: SunoOutput) {
+        let value: String
+        switch field {
+        case .title:
+            value = project.title
+        case .lyrics:
+            value = output.lyricsText
+        case .stylePrompt:
+            value = output.stylePrompt
+        }
+
+        NSPasteboard.general.clearContents()
+        NSPasteboard.general.setString(value, forType: .string)
+    }
 }
 
 private enum HandoffStatus: Equatable {