finalize utils

libs/langgraph/utils/__init__.py

@@ -0,0 +1 @@
+"""Legacy utilities module, to be removed in v1."""

libs/langgraph/utils/config.py

@@ -0,0 +1,4 @@
+"""Backwards compat imports for config utilities, to be removed in v1."""
+
+from langgraph._internal._config import ensure_config, patch_configurable  # noqa: F401
+from langgraph.config import get_config, get_store  # noqa: F401

libs/langgraph/utils/runnable.py

@@ -1,2 +1,3 @@
-# import for backwards compatibility
-from langgraph._internal._runnable import RunnableCallable, RunnableSeq  # noqa: F401
+"""Backwards compat imports for runnable utilities, to be removed in v1."""
+
+from langgraph._internal._runnable import RunnableCallable, RunnableLike  # noqa: F401