Fix

app.py

@@ -26,7 +26,7 @@ def app_init():
     # ds.update_embeddings(indexing_pipeline.get_node("Retriever"))
     # ds.save(config_path="my_faiss_config.json", index_path="my_faiss_index.faiss")
 
-    os.environ["OPENAI_API_KEY"] = st.secrets["OPENAI_API_KEY"]
+    os.environ["PROMPTNODE_PARAMS_API_KEY"] = st.secrets["OPENAI_API_KEY"]
 
     global p_1
     p_1 = Pipeline.load_from_yaml("pipeline.yaml", pipeline_name="query_1")

pipeline.yaml

@@ -39,6 +39,13 @@ pipelines:
       - inputs: [ Retriever ]
         name: PromptNode
 
+  - name: query_3
+    nodes:
+      - inputs: [ Query ]
+        name: Retriever
+      - inputs: [ Retriever ]
+        name: PromptNode
+
   - name: indexing
     nodes:
       - name: TextFileConverter