Update app.py

app.py

@@ -61,6 +61,12 @@ def init_vector_search() -> MongoDBAtlasVectorSearch:
         connection_string=MONGO_URI,
         namespace=f"{db_name}.{collection_name}",
         embedding=embedding_model,
+        try:
+            test_vector = embedding_model.embed_query("test query")
+            print("✅ Embedding model test vector:", test_vector[:5])
+        except Exception as e:
+            st.error(f"❌ Failed to embed test query: {e}")
+            raise
         index_name=index_name,
     )