fix(batch_evaluation): route batch_evaluation through v2 observations API - #1898

fix(batch_evaluation): route batch_evaluation through v2 observations API#1898

passionworkeer wants to merge 4 commits into

langfuse:mainlangfuse/langfuse-python:mainfrom

passionworkeer:oss/langfuse-python-1861-20260923T103452-nightly-5f51a956passionworkeer/langfuse-python:oss/langfuse-python-1861-20260923T103452-nightly-5f51a956Copy head branch name to clipboard