transformers safetensors llama text-generation mergekit merge conversational arxiv:2212.04089 base_model:NousResearch/Meta-Llama-3-8B base_model:merge:NousResearch/Meta-Llama-3-8B base_model:NousResearch/Meta-Llama-3-8B-Instruct base_model:merge:NousResearch/Meta-Llama-3-8B-Instruct autotrain_compatible text-generation-inference endpoints_compatible region:us