rename: user-facing product name Shotdeck -> Redline; legacy PDFs still recognized

Sources/Shotdeck/MenuBarView.swift

@@ -128,7 +128,7 @@ struct MenuBarView: View {
             Button {
                 NSApp.terminate(nil)
             } label: {
-                actionLabel("Quit Shotdeck")
+                actionLabel("Quit Redline")
             }
         }
         .buttonStyle(.plain)

Sources/Shotdeck/SendController.swift

@@ -18,7 +18,7 @@ extension AppModel: SendCapable {
         let finalURL = outboxDir.appendingPathComponent(fileName)
         // Same directory as the final target so the rename below is same-volume (atomic).
         let tempURL = outboxDir.appendingPathComponent(".shotdeck-\(UUID().uuidString).pdf")
-        let title = "Shotdeck – \(DubaiTime.stamp(workingSession.createdAt))"
+        let title = "Redline – \(DubaiTime.stamp(workingSession.createdAt))"
 
         do {
             // D-13: build off the main actor. Only Sendable values cross into the

Sources/Shotdeck/SettingsView.swift

@@ -91,7 +91,7 @@ extension AppModel: SettingsWindowPresenting {
         }
         let hosting = NSHostingController(rootView: SettingsView().environment(self))
         let window = NSWindow(contentViewController: hosting)
-        window.title = "Shotdeck Settings"
+        window.title = "Redline Settings"
         window.styleMask = [.titled, .closable]
         window.isReleasedWhenClosed = false
         window.center()

Sources/Shotdeck/main.swift

@@ -27,7 +27,7 @@ struct ShotdeckApp: App {
                     Text(count).font(.system(size: 11, weight: .semibold))
                 }
             }
-            .accessibilityLabel("Shotdeck")
+            .accessibilityLabel("Redline")
         }
         .menuBarExtraStyle(.window)
     }
@@ -60,7 +60,7 @@ final class AppDelegate: NSObject, NSApplicationDelegate {
             // Safe: temp-dir creation for a path this process controls cannot legitimately fail.
             let fallback = try! AppSupportPaths(root: fallbackRoot, outbox: tmp, watchFolder: tmp)
             let model = try! makeModel(paths: fallback)
-            model.setStatus("Shotdeck could not access its storage folder. Captures will not persist.")
+            model.setStatus("Redline could not access its storage folder. Captures will not persist.")
             return model
         }
     }