feat: expose unstable mode in api routes

packages/api-server/src/routes/ebay.ts

@@ -37,17 +37,34 @@ export async function ebayRoute(req: Request): Promise<Response> {
 
     const maxItemsParam = reqUrl.searchParams.get("maxItems");
     const maxItems = maxItemsParam ? parseInt(maxItemsParam, 10) : undefined;
-    const items = await fetchEbayItems(SEARCH_QUERY, 1, {
-      minPrice,
-      maxPrice,
-      strictMode,
-      exclusions,
-      keywords,
-      buyItNowOnly,
-      canadaOnly,
-    });
+    const hideUnstableResults =
+      reqUrl.searchParams.get("unstableFilter") === "true";
+    const items = hideUnstableResults
+      ? await fetchEbayItems(
+          SEARCH_QUERY,
+          1,
+          {
+            minPrice,
+            maxPrice,
+            strictMode,
+            exclusions,
+            keywords,
+            buyItNowOnly,
+            canadaOnly,
+          },
+          { hideUnstableResults: true },
+        )
+      : await fetchEbayItems(SEARCH_QUERY, 1, {
+          minPrice,
+          maxPrice,
+          strictMode,
+          exclusions,
+          keywords,
+          buyItNowOnly,
+          canadaOnly,
+        });
 
-    const results = maxItems ? items.slice(0, maxItems) : items;
+    const results = hideUnstableResults || !maxItems ? items : items.slice(0, maxItems);
 
     if (!results || results.length === 0)
       return Response.json(