Update agents/graph_builder_langgraph.py

agents/graph_builder_langgraph.py

@@ -25,7 +25,7 @@ class PipelineState(BaseModel):
 async def node_parse_docs(state: PipelineState):
     print("📄 [Document Parser] Extracting text...")
 
-    result = await parse_documents(state["files"])
+    result = await parse_documents(state.files)
 
     # handle both string or dict outputs
     if isinstance(result, dict):