transformers safetensors llama text-generation mergekit merge arxiv:2306.01708 base_model:KoboldAI/LLaMA2-13B-Erebus-v3 base_model:merge:KoboldAI/LLaMA2-13B-Erebus-v3 base_model:KoboldAI/LLaMA2-13B-Psyfighter2 base_model:merge:KoboldAI/LLaMA2-13B-Psyfighter2 autotrain_compatible text-generation-inference endpoints_compatible region:us