fix(labs): name a merge in the owner's activity feed and toast it through the outcome module

A merge by a record manager now reads as its own sentence in the owner's
activity feed, the merged toast goes through the written-outcome toast,
and the export test doubles carry the alias and merge tables.

src/app/api/export/__tests__/per-type-routes.test.ts

@@ -86,6 +86,8 @@ vi.mock("@/lib/db", () => ({
     // helper now also reads (`buildRecordsBackupSection`).
     labResult: { findMany: vi.fn() },
     biomarker: { findMany: vi.fn() },
+    biomarkerAlias: { findMany: vi.fn() },
+    biomarkerMerge: { findMany: vi.fn() },
     illnessEpisode: { findMany: vi.fn() },
     allergy: { findMany: vi.fn() },
     familyHistoryEntry: { findMany: vi.fn() },
@@ -135,6 +137,8 @@ beforeEach(() => {
   // `resetAllMocks` clears the inline defaults, and the full-backup payload
   // builder reads these unconditionally.
   vi.mocked(prisma.nutrientIntakeDay.findMany).mockResolvedValue([] as never);
+  vi.mocked(prisma.biomarkerAlias.findMany).mockResolvedValue([] as never);
+  vi.mocked(prisma.biomarkerMerge.findMany).mockResolvedValue([] as never);
   vi.mocked(prisma.medicationCategoryLabel.findMany).mockResolvedValue(
     [] as never,
   );

src/app/api/export/__tests__/soft-delete-filter.test.ts

@@ -67,6 +67,8 @@ vi.mock("@/lib/db", () => ({
     cycleDayLog: { findMany: vi.fn() },
     labResult: { findMany: vi.fn() },
     biomarker: { findMany: vi.fn() },
+    biomarkerAlias: { findMany: vi.fn() },
+    biomarkerMerge: { findMany: vi.fn() },
     allergy: { findMany: vi.fn() },
     familyHistoryEntry: { findMany: vi.fn() },
     workout: { findMany: vi.fn() },
@@ -205,6 +207,8 @@ beforeEach(() => {
   vi.mocked(prisma.cycleDayLog.findMany).mockResolvedValue([] as never);
   vi.mocked(prisma.labResult.findMany).mockResolvedValue([] as never);
   vi.mocked(prisma.biomarker.findMany).mockResolvedValue([] as never);
+  vi.mocked(prisma.biomarkerAlias.findMany).mockResolvedValue([] as never);
+  vi.mocked(prisma.biomarkerMerge.findMany).mockResolvedValue([] as never);
   vi.mocked(prisma.allergy.findMany).mockResolvedValue([] as never);
   vi.mocked(prisma.familyHistoryEntry.findMany).mockResolvedValue([] as never);
   vi.mocked(prisma.workout.findMany).mockResolvedValue([] as never);

src/app/api/export/encrypted/__tests__/route.test.ts

@@ -77,6 +77,8 @@ vi.mock("@/lib/db", () => ({
     // builder now also reads (`buildRecordsBackupSection`).
     labResult: { findMany: vi.fn().mockResolvedValue([]) },
     biomarker: { findMany: vi.fn().mockResolvedValue([]) },
+    biomarkerAlias: { findMany: vi.fn().mockResolvedValue([]) },
+    biomarkerMerge: { findMany: vi.fn().mockResolvedValue([]) },
     illnessEpisode: { findMany: vi.fn().mockResolvedValue([]) },
     allergy: { findMany: vi.fn().mockResolvedValue([]) },
     familyHistoryEntry: { findMany: vi.fn().mockResolvedValue([]) },