Initial version

lib/models/scooter_device.dart

@@ -0,0 +1,30 @@
+/// A scooter candidate discovered during a BLE scan.
+///
+/// [id] is the platform peripheral identifier (a MAC address on Android, an
+/// opaque UUID on iOS). It is only valid for connecting on this device and
+/// must NOT be used as the scooter's persistent identity. Once a vendor
+/// protocol exposes a serial number or UID, use that instead.
+class ScooterDevice {
+  final String id;
+  final String name;
+  final int rssi;
+
+  /// Lowercase 128-bit service UUIDs found in the advertisement.
+  final Set<String> advertisedServiceUuids;
+
+  const ScooterDevice({
+    required this.id,
+    required this.name,
+    required this.rssi,
+    this.advertisedServiceUuids = const {},
+  });
+
+  @override
+  bool operator ==(Object other) => other is ScooterDevice && other.id == id;
+
+  @override
+  int get hashCode => id.hashCode;
+
+  @override
+  String toString() => 'ScooterDevice($id, "$name", $rssi dBm)';
+}