PyTorch gguf text generation instruct role-play finetune RLHF Yuna AI RAG LLM DPO TaMeR text2text-generation en dataset:yukiarimo/tamer-novel base_model:yukiarimo/yuna-ai-v2 base_model:quantized:yukiarimo/yuna-ai-v2 license:afl-3.0 model-index region:us