app tests: off-hour schedule round trips + real settings wiring

Pins that fm/lm survive both the sync wire and a disk reload, and that a
quarter-hour pick in SettingsScreen goes through the real _applySchedule.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_015npsYVB2PdtWkG7MPAi4tn

app/pubspec.yaml

@@ -2,7 +2,7 @@ name: diet_guard_app
 description: "Companion phone app for diet_guard: log meals on the go."
 publish_to: 'none'
 
-version: 1.0.107+1
+version: 1.0.108+1
 
 environment:
   sdk: ^3.12.2

app/test/screens/settings_screen_test.dart

@@ -85,6 +85,23 @@ void main() {
       expect(find.text('Meals per day'), findsOneWidget);
     });
   });
+  testWidgets('picking a quarter-hour first meal saves the schedule', (
+    tester,
+  ) async {
+    await tester.runAsync(() async {
+      await tester.pumpWidget(const MaterialApp(home: SettingsScreen()));
+      await settle(tester);
+
+      await tester.tap(find.widgetWithText(InputDecorator, 'First meal'));
+      await settle(tester);
+      await tester.tap(find.text('07:45').last);
+      await settle(tester);
+
+      // Through the real _applySchedule: normalised, recorded, persisted.
+      expect(MealScheduleService.current.firstMinute, 465);
+      expect(find.text('07:45  ·  11:45  ·  16:00  ·  20:00'), findsOneWidget);
+    });
+  });
   testWidgets('reflects a five-meal schedule as the user\'s example', (
     tester,
   ) async {

app/test/services/meal_schedule_service_test.dart

@@ -143,5 +143,22 @@ void main() {
       expect(decoded['v'], 1);
       expect((decoded['e']! as Map).keys, contains('2026-08-16'));
     });
+
+    test('an off-the-hour schedule survives a reload', () async {
+      const offHour = MealSchedule(firstMinute: 443, lastMinute: 1155, count: 5);
+      await MealScheduleService.initForTesting(store);
+      await MealScheduleService.instance.recordChange(offHour);
+
+      MealScheduleService.resetForTesting();
+      await MealScheduleService.initForTesting(store);
+
+      expect(MealScheduleService.current, offHour);
+      final decoded =
+          jsonDecode(store.documents[MealScheduleService.documentName]!)
+              as Map<String, Object?>;
+      final today = (decoded['e']! as Map).values.last as Map;
+      expect(today['fm'], 443);
+      expect(today['lm'], 1155);
+    });
   });
 }

app/test/services/sync_merge_schedule_test.dart

@@ -93,6 +93,20 @@ void main() {
       );
     });
 
+    test('an off-the-hour schedule round trips through the wire', () {
+      // Dropping fm/lm on either side would silently snap 07:15 to 07:00.
+      const offHour = MealSchedule(firstMinute: 435, lastMinute: 1140, count: 5);
+      final entry = _entry('2026-08-16', offHour, '2026-08-16T10:00:00+02:00');
+      expect(scheduleFields([entry]).values.single.$1, {
+        'f': 7,
+        'l': 19,
+        'n': 5,
+        'fm': 435,
+      });
+      final back = logToScheduleHistory(budgetToLog(_record, const [], [entry]));
+      expect(back.single.schedule, offHour);
+    });
+
     test("normalizes a peer's out-of-range schedule", () {
       final log = budgetToLog(_record);
       final record = log[budgetRecordId]!;