feat: add public condition search filters

Add public condition lookup options, condition filtering, and stable price/recent sorting with URL-backed catalog controls.

apps/api/tests/http/public-search-routes.test.js

@@ -11,6 +11,7 @@ test('returns public search results with pagination metadata', async (testContex
         assert.equal(filters.limit, 5);
         assert.equal(filters.includeSold, true);
         assert.equal(filters.sort, 'price_low');
+        assert.equal(filters.conditionId, 'condition-1');
         return {
           items: [{ id: 'listing-1', status: 'CLOSED' }],
           pagination: { page: 2, limit: 5, total: 6, totalPages: 2 },
@@ -22,7 +23,7 @@ test('returns public search results with pagination metadata', async (testContex
 
   const response = await app.inject({
     method: 'GET',
-    url: '/api/v1/public/search?query=charizard&page=2&limit=5&includeSold=true&sort=price_low',
+    url: '/api/v1/public/search?query=charizard&page=2&limit=5&includeSold=true&sort=price_low&conditionId=condition-1',
   });
 
   assert.equal(response.statusCode, 200);
@@ -59,4 +60,17 @@ test('returns active public category options', async (testContext) => {
   const response = await app.inject({ method: 'GET', url: '/api/v1/public/lookups/categories' });
   assert.equal(response.statusCode, 200);
   assert.deepEqual(response.json().data, [{ id: 'category-1', name: 'Trading Cards' }]);
+});
+
+test('returns public condition options without category internals', async (testContext) => {
+  const app = buildApp({
+    catalogLookupRepository: {
+      async listConditions() { return [{ id: 'condition-1', name: 'Near Mint', code: 'NM', categoryId: 'private-category' }]; },
+    },
+  });
+  testContext.after(() => app.close());
+
+  const response = await app.inject({ method: 'GET', url: '/api/v1/public/lookups/conditions' });
+  assert.equal(response.statusCode, 200);
+  assert.deepEqual(response.json().data, [{ id: 'condition-1', name: 'Near Mint', code: 'NM' }]);
 });