fix(collection-confirm): make listCollectedItems stock leg fail-soft

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

src/lib/server/collection-confirm-service.test.ts

@@ -220,6 +220,47 @@ describe("listCollectedItems", () => {
     const sources = rows.map((r) => r.source).sort();
     expect(sources).toEqual(["customer", "stock"]);
   });
+
+  it("returns order_items rows when stock_purchase_items leg throws", async () => {
+    // Mirrors the page's `load()` fail-soft behaviour at page.tsx:294:
+    // the stock leg is wrapped in `.catch(() => [])` so a stock-side
+    // outage doesn't kill the customer-leg results.
+    const orderItem = {
+      id: "oi-1",
+      item_status: "collected",
+      description: "M20 × 40 hex nuts",
+      order_qty: 100,
+      qty_collected: 100,
+      expand: {
+        purchase_order: { id: "po-1", po_number: "PO-1" },
+        order: { id: "o-1" },
+      },
+    };
+    const orderItemsGetFullList = vi.fn().mockResolvedValue([orderItem]);
+    const stockItemsGetFullList = vi
+      .fn()
+      .mockRejectedValue(new Error("stock side down"));
+    const admin = {
+      collection: vi.fn().mockImplementation((name: string) => {
+        if (name === "order_items") {
+          return { getFullList: orderItemsGetFullList };
+        }
+        if (name === "stock_purchase_items") {
+          return { getFullList: stockItemsGetFullList };
+        }
+        throw new Error(`unexpected collection ${name}`);
+      }),
+    };
+    vi.mocked(getAdminPocketBase).mockResolvedValue(admin as never);
+
+    const rows = await listCollectedItems();
+
+    expect(rows).toHaveLength(1);
+    const row = rows[0]!;
+    expect(row.id).toBe("oi-1");
+    expect(row.source).toBe("customer");
+    expect(stockItemsGetFullList).toHaveBeenCalledTimes(1);
+  });
 });
 
 describe("stubs for plan tasks 4 and 5", () => {

src/lib/server/collection-confirm-service.ts

@@ -134,7 +134,10 @@ export async function listCollectedItems(): Promise<ConfirmRow[]> {
         filter: 'status = "collected"',
         sort: "-created",
         expand: "purchase.supplier,purchase,stock_item",
-      }),
+      })
+      // Fail-soft: matches the page's `load()` at page.tsx:294 — a
+      // stock-side outage must not wipe the customer-deliveries view.
+      .catch(() => [] as unknown[]),
   ]);
 
   // Normalise stock rows into ConfirmRow shape. Stock fields that don't