transformers tensorboard safetensors llama text-generation trl sft generated_from_trainer conversational dataset:generator base_model:HuggingFaceTB/SmolLM-135M-Instruct base_model:finetune:HuggingFaceTB/SmolLM-135M-Instruct license:apache-2.0 autotrain_compatible text-generation-inference endpoints_compatible region:us