drone status pill in footer for fly mode implemented. footer layout and sizes homogenized

app/test/transport/msp/msp_telemetry_codec_test.dart

@@ -6,10 +6,10 @@ import 'package:dmc_app/transport/msp/msp_telemetry_codec.dart';
 
 void main() {
   group('parseMspRawGps', () {
-    test('parst fixType, numSat, lat/lon (1e-7 deg) und Speed (cm/s)', () {
+    test('parst fixType, numSat, lat/lon (1e-7 deg), Speed (cm/s) und HDOP', () {
       // fixType=2, numSat=9, lat=52.5200000 deg, lon=13.4050000 deg,
       // alt=100m (ungenutzt), groundSpeed=1234 cm/s, groundCourse=900 (0.1deg,
-      // ungenutzt), hdop=120 (ungenutzt).
+      // ungenutzt), hdop=120 (/100 = 1.2).
       final data = ByteData(18);
       data.setUint8(0, 2);
       data.setUint8(1, 9);
@@ -29,6 +29,7 @@ void main() {
       expect(reading.lon, closeTo(13.405, 1e-9));
       expect(reading.speedMs, closeTo(12.34, 1e-9));
       expect(reading.headingDeg, closeTo(90.0, 1e-9));
+      expect(reading.hdop, closeTo(1.2, 1e-9));
     });
 
     test('fixType 0 bedeutet kein Fix', () {
@@ -142,4 +143,20 @@ void main() {
       expect(parseMspLinkQuality(payload), 87);
     });
   });
+
+  group('parseMspLinkStatsSnr', () {
+    test('liest positives SNR an Offset 2', () {
+      final payload = Uint8List(3);
+      payload[2] = 12;
+      expect(parseMspLinkStatsSnr(payload), 12);
+    });
+
+    test('liest negatives SNR (vorzeichenbehaftetes Byte) an Offset 2', () {
+      // -5 dB als uint8 geschrieben (fc_msp.c: (uint8_t)rxLinkStatistics.
+      // uplinkSNR) entspricht 251 (256-5).
+      final payload = Uint8List(3);
+      payload[2] = 251;
+      expect(parseMspLinkStatsSnr(payload), -5);
+    });
+  });
 }