test: carry the function sizes the merged branches recorded

The sheet now owns its dismissal guard and the Back handling, and three pages gained one or two lines for the save and refetch order; each branch had recorded its numbers, the merge kept only one side.

src/__tests__/baselines/source-function-lines.json

@@ -1,7 +1,7 @@
 {
   "$comment": "Production functions over 200 lines, keyed \"file :: name\", and their length. Maintained by src/__tests__/source-size-ratchet.test.ts.",
   "count": 336,
-  "total": 109312,
+  "total": 109333,
   "entries": {
     "app/achievements/page.tsx :: AchievementsPage": 206,
     "app/api/admin/backups/upload/route.ts :: apiHandler(arg)": 275,
@@ -45,7 +45,7 @@
     "app/insights/catalog/page.tsx :: MetricCatalogPage": 204,
     "app/insights/medications/page.tsx :: InsightsMedikamentePage": 265,
     "app/insights/page-client.tsx :: InsightsPageClient": 375,
-    "app/labs/page.tsx :: LabsPage": 216,
+    "app/labs/page.tsx :: LabsPage": 217,
     "app/medications/page-client.tsx :: MedicationsPageClient": 590,
     "app/notifications/page.tsx :: NotificationsPage": 327,
     "components/activity/activity-calendar-card.tsx :: ActivityCalendarCard": 470,
@@ -90,7 +90,7 @@
     "components/documents/document-ai-section.tsx :: DocumentAiSection": 262,
     "components/documents/document-bulk-bar.tsx :: DocumentBulkBar": 204,
     "components/documents/document-card.tsx :: DocumentCard": 354,
-    "components/documents/document-detail-sheet.tsx :: DocumentDetailSheet": 325,
+    "components/documents/document-detail-sheet.tsx :: DocumentDetailSheet": 327,
     "components/documents/document-facts-review.tsx :: DocumentFactsSection": 242,
     "components/documents/document-facts-review.tsx :: FactRow": 261,
     "components/documents/document-filter-bar.tsx :: DocumentFilterBar": 348,
@@ -142,7 +142,7 @@
     "components/layout/top-bar.tsx :: TopBar": 212,
     "components/links/entity-link-picker.tsx :: EntityLinkPicker": 392,
     "components/measurement-reminders/vorsorge-dashboard-card.tsx :: VorsorgeDashboardCard": 215,
-    "components/measurement-reminders/vorsorge-section.tsx :: VorsorgeSection": 352,
+    "components/measurement-reminders/vorsorge-section.tsx :: VorsorgeSection": 354,
     "components/measurements/measurement-form.tsx :: MeasurementForm": 496,
     "components/medications/detail/efficacy/efficacy-chart.tsx :: EfficacyChart": 361,
     "components/medications/detail/medication-detail-tabs.tsx :: MedicationDetailTabs": 760,
@@ -226,7 +226,7 @@
     "components/timeline/timeline-chart.tsx :: ChartBody": 236,
     "components/timeline/timeline-chronicle.tsx :: TimelineChronicle": 246,
     "components/timeline/timeline-view.tsx :: TimelineView": 478,
-    "components/ui/responsive-sheet.tsx :: ResponsiveSheet": 239,
+    "components/ui/responsive-sheet.tsx :: ResponsiveSheet": 255,
     "components/vaccinations/catalog-picker.tsx :: CatalogPicker": 221,
     "components/vaccinations/custom-vaccine-sheet.tsx :: CustomVaccineSheet": 246,
     "components/vaccinations/vaccination-form.tsx :: VaccinationForm": 218,