Module util 

Shared utility functions for the graph subsystem.

Functions

extract_json_object

Extract the first balanced JSON object from a string.

merge_json_objects

Merge two JSON objects, with overlay keys taking precedence.

parse_datetime

Parse a SurrealDB datetime value (serde_json::Value) into a chrono DateTime.

strip_markdown_fencing

Strip markdown code fencing (json ... ) from LLM responses.