feat(collection-confirm): add GET /api/v1/collection-confirm route

Co-Authored-By: Claude <noreply@anthropic.com>

Co-authored-by: Orca <help@stably.ai>

src/app/api/v1/collection-confirm/route.test.ts

@@ -0,0 +1,40 @@
+import { beforeEach, describe, expect, it, vi } from "vitest";
+
+vi.mock("@/lib/server/collection-confirm-service", () => ({
+  listCollectedItems: vi.fn(),
+}));
+
+import { GET } from "./route";
+import { listCollectedItems } from "@/lib/server/collection-confirm-service";
+
+describe("GET /api/v1/collection-confirm", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+  });
+
+  it("returns the rows from listCollectedItems as JSON", async () => {
+    const rows = [
+      {
+        id: "row-1",
+        source: "customer" as const,
+        description: "Collected item",
+      },
+    ];
+    vi.mocked(listCollectedItems).mockResolvedValue(rows);
+
+    const response = await GET();
+
+    expect(response.status).toBe(200);
+    expect(listCollectedItems).toHaveBeenCalledOnce();
+    await expect(response.json()).resolves.toEqual(rows);
+  });
+
+  it("returns a 500 with an error body when the service throws", async () => {
+    vi.mocked(listCollectedItems).mockRejectedValue(new Error("PB down"));
+
+    const response = await GET();
+
+    expect(response.status).toBe(500);
+    await expect(response.json()).resolves.toEqual({ error: "PB down" });
+  });
+});

src/app/api/v1/collection-confirm/route.ts

@@ -0,0 +1,14 @@
+import { NextResponse } from "next/server";
+import { listCollectedItems } from "@/lib/server/collection-confirm-service";
+
+export async function GET(): Promise<NextResponse> {
+  try {
+    const rows = await listCollectedItems();
+    return NextResponse.json(rows);
+  } catch (error) {
+    return NextResponse.json(
+      { error: error instanceof Error ? error.message : "internal error" },
+      { status: 500 },
+    );
+  }
+}