Merge FB-02: hide idle Speed panel

# Conflicts:
#	docs/feedback/FB-02-hide-idle-speed-panel.md

test/widget_test.dart

@@ -9,6 +9,7 @@ import 'package:rippr/src/app/providers.dart';
 import 'package:rippr/src/data/database.dart';
 import 'package:rippr/src/data/trip_repository.dart';
 import 'package:rippr/src/domain/models.dart';
+import 'package:rippr/src/hud/hud_metric.dart';
 import 'package:rippr/src/ui/activity_display.dart';
 import 'package:rippr/src/recording/location_source.dart';
 import 'package:rippr/src/recording/wakelock_controller.dart';
@@ -123,11 +124,10 @@ void main() {
   }
 
   group('record screen', () {
-    screenTest('idle shows Ready and only START', (tester) async {
+    screenTest('idle shows only START', (tester) async {
       await tester.pumpWidget(host(const RecordScreen()));
       await tester.pumpAndSettle();
 
-      expect(find.text('Ready'), findsOneWidget);
       expect(find.byKey(const Key('start')), findsOneWidget);
       expect(find.byKey(const Key('pause')), findsNothing);
       expect(find.byKey(const Key('stop')), findsNothing);
@@ -139,8 +139,8 @@ void main() {
       // v2.0 shipped max speed as the headline and it read as a frozen, broken screen on
       // a real ride, because a max figure only moves when you beat it. This guards the
       // 2.0.1 fix.
-      await tester.pumpWidget(host(const RecordScreen()));
-      await tester.pumpAndSettle();
+      await repo.startTrip(1000);
+      await pumpLive(tester, host(const RecordScreen(), map: false));
 
       expect(find.text('SPEED'), findsOneWidget);
       expect(find.text('MAX SPEED'), findsNothing);
@@ -236,12 +236,12 @@ void main() {
       // The regression this exists for: removing Compose's Surface left LocalContentColor
       // black, and a 64sp figure rendered invisibly on a near-black background. No logic
       // test could catch it. This asserts the rendered colour differs from the ground.
-      await tester.pumpWidget(host(const RecordScreen()));
-      await tester.pumpAndSettle();
+      await repo.startTrip(1000);
+      await pumpLive(tester, host(const RecordScreen(), map: false));
 
       final speed = tester.widget<Text>(
         find.descendant(
-          of: find.byKey(const Key('speed')),
+          of: find.byKey(const ValueKey(HudMetric.speed)),
           matching: find.text('0'),
         ),
       );
@@ -379,21 +379,24 @@ void main() {
 
     screenTest('the mounted theme is high-contrast and text scales up (V3-05)',
         (tester) async {
-      await tester.pumpWidget(host(const RecordScreen(), mountedMode: true));
-      await tester.pumpAndSettle();
+      await repo.startTrip(1000);
+      await pumpLive(
+        tester,
+        host(const RecordScreen(), map: false, mountedMode: true),
+      );
 
       final speed = tester.widget<Text>(
         find.descendant(
-          of: find.byKey(const Key('speed')),
+          of: find.byKey(const ValueKey(HudMetric.speed)),
           matching: find.text('0'),
         ),
       );
-      expect(speed.style?.fontSize, 64 * mountedTextScale);
+      expect(speed.style?.fontSize, 18 * mountedTextScale);
       expect(speed.style?.color, isNot(ripprBackground),
           reason: 'still legible, just against a different (lighter) ground');
 
-      final start = tester.getSize(find.byKey(const Key('start')));
-      expect(start.height, 96,
+      final pause = tester.getSize(find.byKey(const Key('pause')));
+      expect(pause.height, 96,
           reason: 'V3-05: 72dp is not enough at speed, with gloves');
     });
 
@@ -405,13 +408,24 @@ void main() {
       // content behaves differently than the dark-on-dark case V3-05 originally
       // guarded against. This asserts the real contrast ratio, not just "differs from
       // the wrong ground" the way the test above does.
-      await tester.pumpWidget(host(const RecordScreen(), mountedMode: true));
-      await tester.pumpAndSettle();
+      await repo.startTrip(1000);
+      await pumpLive(
+        tester,
+        host(const RecordScreen(), map: false, mountedMode: true),
+      );
 
       final speed = tester.widget<Text>(
-        find.descendant(of: find.byKey(const Key('speed')), matching: find.text('0')),
+        find.descendant(
+          of: find.byKey(const ValueKey(HudMetric.speed)),
+          matching: find.text('0'),
+        ),
+      );
+      final panel = tester.widget<GlassPanel>(
+        find.descendant(
+          of: find.byKey(const ValueKey(HudMetric.speed)),
+          matching: find.byType(GlassPanel),
+        ),
       );
-      final panel = tester.widget<GlassPanel>(find.byType(GlassPanel).first);
       final mountedColors = ripprMountedTheme().colorScheme;
       // GlassPanel fills with `colors.surface` at `GlassPanel.fillOpacity` -- since it
       // is a solid, near-opaque fill (not a transparency composited over unknown