feat: add public inventory catalog boundary

apps/api/tests/integration/listing-repository.test.js

@@ -15,6 +15,7 @@ import {
   users,
 } from '../../src/infrastructure/database/schema.js';
 import { createInventoryImageRepository } from '../../src/modules/inventory/repositories/inventory-image-repository.js';
+import { createInventoryItemRepository } from '../../src/modules/inventory/repositories/inventory-item-repository.js';
 import { createListingRepository } from '../../src/modules/listings/repositories/listing-repository.js';
 
 const connectionString = process.env.TEST_DATABASE_URL;
@@ -29,6 +30,7 @@ if (!new URL(connectionString).pathname.endsWith('_test')) {
 
 const database = createDatabase(connectionString);
 const listingRepository = createListingRepository(database.db);
+const inventoryItemRepository = createInventoryItemRepository(database.db);
 const inventoryImageRepository = createInventoryImageRepository(database.db);
 
 async function createInventoryFixture() {
@@ -168,6 +170,29 @@ test('searches public listings with pagination and hides sold items by default',
   assert.equal(included.items[0].status, 'CLOSED');
 });
 
+test('searches public inventory with product and listing fields', async () => {
+  const { category, condition, inventoryItem, product } = await createInventoryFixture();
+
+  await listingRepository.create({
+    inventoryItemId: inventoryItem.id,
+    productName: product.name,
+    categoryId: category.id,
+    conditionId: condition.id,
+    askingPriceMinor: 2499,
+    status: 'AVAILABLE',
+  });
+
+  const visible = await inventoryItemRepository.searchPublic({ page: 1, limit: 10 });
+
+  assert.equal(visible.total, 1);
+  assert.equal(visible.items[0].productSlug, product.slug);
+  assert.equal(visible.items[0].askingPriceMinor, 2499);
+  assert.equal((await inventoryItemRepository.findPublicById(inventoryItem.id)).id, inventoryItem.id);
+
+  await database.db.update(inventoryItems).set({ status: 'SOLD' }).where(sql`id = ${inventoryItem.id}`);
+  assert.equal(await inventoryItemRepository.findPublicById(inventoryItem.id), null);
+});
+
 test('persists image metadata only for the owning seller and counts item images', async () => {
   const { seller, inventoryItem } = await createInventoryFixture();
   const image = await inventoryImageRepository.createForSeller({