chore: add accessibility labels and hints to Settings views

App/Features/Settings/DiagnosticsView.swift

@@ -37,17 +37,20 @@ struct DiagnosticsView: View {
                 Button("Copy diagnostics") {
                     copyDiagnostics()
                 }
+                .accessibilityHint("Copies diagnostic information to clipboard")
                 .listRowBackground(AppColors.surface)
 
                 Button("Force widget refresh") {
                     let store = TenXStore(context: modelContext)
                     WidgetSnapshotService(store: store).refreshSnapshot(todayKey: DayKey.make())
                 }
+                .accessibilityHint("Regenerates the widget snapshot from current data")
                 .listRowBackground(AppColors.surface)
 
                 Button("Reload widget timelines") {
                     WidgetCenter.shared.reloadTimelines(ofKind: SharedConstants.widgetKind)
                 }
+                .accessibilityHint("Tells the system to reload all widget timelines")
                 .listRowBackground(AppColors.surface)
             }
         }

App/Features/Settings/NotificationTimePickerView.swift

@@ -24,6 +24,9 @@ struct NotificationTimePickerView: View {
             }
         }
         .buttonStyle(.plain)
+        .accessibilityLabel("Morning reminder time")
+        .accessibilityValue(formattedTime)
+        .accessibilityHint("Opens a time picker to change the morning reminder time")
         .sheet(isPresented: $isPickerPresented) {
             TimePickerSheet(hour: $hour, minute: $minute)
                 .presentationDetents([.height(320)])
@@ -70,6 +73,7 @@ private struct TimePickerSheet: View {
                     dismiss()
                 }
                 .font(.tenxBody)
+                .accessibilityHint("Closes the time picker")
             }
             .padding(.horizontal, 20)
 

App/Features/Settings/SettingsSheetView.swift

@@ -45,12 +45,14 @@ struct SettingsSheetView: View {
 
                     Toggle("Midday check-in", isOn: $middayReminderEnabled)
                         .font(.tenxBody)
+                        .accessibilityHint(middayReminderEnabled ? "Disables the midday check-in reminder" : "Enables a midday reminder to check your focus progress")
                         .onChange(of: middayReminderEnabled) { _, _ in
                             scheduleNotifications()
                         }
 
                     Toggle("Evening reflection", isOn: $eveningReminderEnabled)
                         .font(.tenxBody)
+                        .accessibilityHint(eveningReminderEnabled ? "Disables the evening reflection reminder" : "Enables an evening reminder to reflect on your day")
                         .onChange(of: eveningReminderEnabled) { _, _ in
                             scheduleNotifications()
                         }
@@ -68,13 +70,15 @@ struct SettingsSheetView: View {
                             NotificationScheduler.shared.openSystemSettings()
                         }
                         .buttonStyle(PrimaryButtonStyle())
+                        .accessibilityHint("Opens the system notification settings for this app")
                     }
 
 #if DEBUG
                     Button("Send Test Notification") {
                         viewModel.scheduleTest()
                     }
                     .buttonStyle(PrimaryButtonStyle())
+                    .accessibilityHint("Sends a test notification to verify delivery")
 #endif
                 }
 
@@ -87,6 +91,7 @@ struct SettingsSheetView: View {
                         dismiss()
                     }
                     .buttonStyle(PrimaryButtonStyle())
+                    .accessibilityHint("Returns to the onboarding carousel immediately")
 
                     Text("Returns to the onboarding carousel immediately.")
                         .font(.tenxCaption)
@@ -132,6 +137,8 @@ struct SettingsSheetView: View {
                     .clipShape(Circle())
             }
             .buttonStyle(.plain)
+            .accessibilityLabel("Close")
+            .accessibilityHint("Dismisses the settings screen")
         }
     }