chore(version): bump version to 0.2.0.4

Author: jinliyl

flowllm/__init__.py

@@ -14,4 +14,4 @@
 if enable_extensions and enable_extensions.lower() == "true":
     from . import extensions  # noqa: E402, F401  # pylint: disable=wrong-import-position,unused-import
 
-__version__ = "0.2.0.3"
+__version__ = "0.2.0.4"