transformers tensorboard safetensors llama text-generation alignment-handbook trl sft generated_from_trainer conversational dataset:HuggingFaceH4/ultrachat_200k base_model:TinyLlama/TinyLlama-1.1B-step-50K-105b base_model:finetune:TinyLlama/TinyLlama-1.1B-step-50K-105b license:apache-2.0 autotrain_compatible text-generation-inference endpoints_compatible region:us