memory store part

app/memory_store/memory_store.py

@@ -3,9 +3,13 @@ from langgraph.store.postgres import PostgresStore
 from langgraph.checkpoint.postgres import PostgresSaver
 from app.memory_store.embeddings import remote_embeddings
 
+from app.core.config import settings
+
+
+DB_URL_FOR_CHECKPOINTER_STORE=settings.DB_URL_FOR_CHECKPOINTER_STORE
 
 pool = ConnectionPool(
-    conninfo=DB_URI, 
+    conninfo=DB_URL_FOR_CHECKPOINTER_STORE, 
     min_size=1, 
     max_size=10,
     kwargs={"autocommit": True}