runtime error

Exit code: 1. Reason: Traceback (most recent call last): File "/app/langgraph/mcp_output/start_mcp.py", line 13, in <module> from mcp_service import create_app File "/app/langgraph/mcp_output/mcp_plugin/mcp_service.py", line 11, in <module> from libs.langgraph.langgraph.config import get_stream_writer, get_store, get_config File "/app/langgraph/source/libs/langgraph/langgraph/config.py", line 5, in <module> from langchain_core.runnables import RunnableConfig ModuleNotFoundError: No module named 'langchain_core'

Container logs: