prompt_label
* fix: add prompt label support to prompt management hook * feat: support 'prompt_label' parameter for langfuse prompt management Closes https://github.com/BerriAI/litellm/discussions/9003#discussioncomment-13221555 * fix(litellm_logging.py): deep copy optional params to avoid mutation while logging * fix(log-consistent-optional-param-values-across-providers): ensures params can be used for finetuning from providers * fix: fix linting error * test: update test * test: update langfuse tests * fix(litellm_logging.py): avoid deepcopying optional params might contain thread object
* move langfuse tests * fix test * fix completion.json * working test * test completion with tags * langfuse testing fixes * faster logging testing * pytest-xdist in testing * fix langfuse testing flow * fix testing flow * fix config for logging tests * fix langfuse completion with tags stream * fix _verify_langfuse_call