Working stuff with revamped UI

DynamicIsland/enums/TimerDisplayMode.swift

@@ -0,0 +1,26 @@
+import Defaults
+
+public enum TimerDisplayMode: String, CaseIterable, Defaults.Serializable, Identifiable {
+    case tab
+    case popover
+
+    public var id: String { rawValue }
+
+    var displayName: String {
+        switch self {
+        case .tab:
+            return "Tab"
+        case .popover:
+            return "Popover"
+        }
+    }
+
+    var description: String {
+        switch self {
+        case .tab:
+            return "Shows timer controls as a dedicated tab inside the open notch."
+        case .popover:
+            return "Keeps the current popover button beside the notch instead of adding a tab."
+        }
+    }
+}