feat: add CW callback route and optimize cache refresh workflows

src/modules/cw-utils/procurement/catalog.ts

@@ -66,10 +66,28 @@ export const catalogCw = {
 
     return allItems;
   },
+  fetchByCatalogId: async (cwCatalogId: number): Promise<CatalogItem> => {
+    try {
+      const response = await connectWiseApi.get(
+        `/procurement/catalog/${cwCatalogId}`,
+      );
+      return response.data;
+    } catch {
+      const fallback = await connectWiseApi.get(
+        `/procurement/catalog/items/${cwCatalogId}`,
+      );
+      return fallback.data;
+    }
+  },
   fetch: async (id: string): Promise<CatalogItem> => {
-    const response = await connectWiseApi.get(
-      `/procurement/catalog/items/${id}`,
-    );
-    return response.data;
+    const numericId = Number(id);
+    if (!Number.isFinite(numericId)) {
+      const response = await connectWiseApi.get(
+        `/procurement/catalog/items/${id}`,
+      );
+      return response.data;
+    }
+
+    return catalogCw.fetchByCatalogId(numericId);
   },
 };