transformers gguf solar finetune dpo Instruct augmentation german text-generation en de dataset:argilla/distilabel-math-preference-dpo base_model:VAGOsolutions/SauerkrautLM-SOLAR-Instruct base_model:quantized:VAGOsolutions/SauerkrautLM-SOLAR-Instruct license:cc-by-nc-4.0 region:us