Update app.py

app.py

@@ -103,7 +103,10 @@ def refresh_models():
     global embedding_models, free_embedding_models
     
     text_models = get_all_models(FREE_MODEL_TEST_KEY, "chat")
-    embedding_list = get_all_models(FREE_MODEL_TEST_KEY, "embedding")
+    embedding_models = {
+        sub_type: get_all_models(FREE_MODEL_TEST_KEY, sub_type)
+        for sub_type in ["embedding", "reranker"]
+    }
     free_text_models = []
     free_embedding_models = []
 
@@ -940,4 +943,4 @@ if __name__ == '__main__':
         debug=False,
         host='0.0.0.0',
         port=int(os.environ.get('PORT', 7860))
-    )
+    )