transformers safetensors llama text-generation mergekit merge conversational arxiv:2311.03099 arxiv:2306.01708 base_model:HaitameLaf/Llama-3-8B-StoryGenerator base_model:merge:HaitameLaf/Llama-3-8B-StoryGenerator base_model:MrRobotoAI/Loki-v2.1 base_model:merge:MrRobotoAI/Loki-v2.1 autotrain_compatible text-generation-inference endpoints_compatible region:us