From 2fd882114d14c99b5e1e076e0d34fe856dbca87b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rapha=C3=ABl=20MANSUY?= <raphael.mansuy@gmail.com>
Date: Thu, 4 Dec 2025 19:19:21 +0800
Subject: [PATCH] cherry-pick 777c9179

---
 env.example | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/env.example b/env.example
index dd0dfb3a..4952d966 100644
--- a/env.example
+++ b/env.example
@@ -447,6 +447,17 @@ MEMGRAPH_DATABASE=memgraph
 ### DB specific workspace should not be set, keep for compatible only
 ### MEMGRAPH_WORKSPACE=forced_workspace_name
 
+###########################################################
+### Langfuse Observability Configuration
+### Only works with LLM provided by OpenAI compatible API
+### Install with: pip install lightrag-hku[observability]
+### Sign up at: https://cloud.langfuse.com or self-host
+###########################################################
+# LANGFUSE_SECRET_KEY=""
+# LANGFUSE_PUBLIC_KEY=""
+# LANGFUSE_HOST="https://cloud.langfuse.com"  # 或您的自托管实例地址
+# LANGFUSE_ENABLE_TRACE=true
+
 ############################
 ### Evaluation Configuration
 ############################