chore(lib): add 404 handling back to getItem (#1040)

* add 404 handling back

* fix eslint

lib/libs/opensearch-lib.ts

@@ -180,13 +180,24 @@ export async function getItem(
   index: opensearch.Index,
   id: string,
 ): Promise<ItemResult | undefined> {
-  client = client || (await getClient(host));
-  const response = await client.get({ id, index });
-  const item = decodeUtf8(response).body;
-  if (item.found === false || !item._source) {
-    return undefined;
+  try {
+    client = client || (await getClient(host));
+    const response = await client.get({ id, index });
+    const item = decodeUtf8(response).body;
+    if (item.found === false || !item._source) {
+      return undefined;
+    }
+    return item;
+  } catch (error) {
+    if (
+      (error instanceof OpensearchErrors.ResponseError && error.statusCode === 404) ||
+      error.meta?.statusCode === 404
+    ) {
+      console.log("Error (404) retrieving in OpenSearch:", error);
+      return undefined;
+    }
+    throw error;
   }
-  return item;
 }
 
 export async function getItems(ids: string[]): Promise<OSDocument[]> {