🔧 chore(langfuse.py): add support for configurable Langfuse host to improve flexibility and maintainability

src/backend/langflow/services/plugins/langfuse.py

@@ -25,6 +25,7 @@ class LangfuseInstance:
             cls._instance = Langfuse(
                 public_key=settings.LANGFUSE_PUBLIC_KEY,
                 secret_key=settings.LANGFUSE_SECRET_KEY,
+                host=settings.LANGFUSE_HOST,
             )
         else:
             logger.debug("No Langfuse credentials found")