Widget config: Distance picker mirrors the app's units setting (5 mi = 8 km) via dynamic AppEnum displayRepresentation

FuelBoardWidgets/WidgetConfigIntent.swift

@@ -48,6 +48,16 @@ enum WidgetDistance: String, AppEnum, CaseIterable, Codable {
         .fifteen: "15 miles",
     ]
 
+    /// Mirror the app's units setting: the Edit-Widget picker labels show the
+    /// real distance in the user's chosen unit — "5 miles" in miles mode,
+    /// "8 km" in km mode (same stored value, labelled truthfully). Keeps the
+    /// widget config consistent with the Stations/Alerts pickers.
+    var displayRepresentation: DisplayRepresentation {
+        let unit = FuelStore.loadDistanceUnit()
+        let shown = unit.displayMiles(miles)
+        return DisplayRepresentation(stringLiteral: "\(shown) \(unit.label(for: Double(shown)))")
+    }
+
     var miles: Int {
         switch self {
         case .five: return 5