fix(test): add ignore_unavailable=True to Elasticsearch refresh calls

Updated the index refresh logic in both the example usage notebook and
the integration tests to include `ignore_unavailable=True`.

Author: SamoraHunter

notebooks/example_usage.ipynb

@@ -90,7 +90,7 @@
     "\n",
     "# --- FIX: Force a refresh on the indices to make new documents searchable ---\n",
     "print(\"Refreshing indices...\")\n",
-    "cs.elastic.indices.refresh(index=indices)\n",
+    "cs.elastic.indices.refresh(index=indices, ignore_unavailable=True)\n",
     "print(\"✅ Indices refreshed.\")\n",
     "\n",
     "\n",

pat2vec/tests/test_integration_elastic.py

@@ -71,7 +71,7 @@ def test_populate_and_search(self):
         self.assertIsNotNone(client)
 
         # Force refresh to make documents visible to search
-        client.elastic.indices.refresh(index="epr_documents")
+        client.elastic.indices.refresh(index="epr_documents", ignore_unavailable=True)
 
         # Verify data exists in one of the core indices
         res = client.elastic.count(index="epr_documents")