transformers gguf mergekit merge arxiv:2306.01708 base_model:EryriLabs/Llama-3.2-SARA-3b base_model:merge:EryriLabs/Llama-3.2-SARA-3b base_model:HollowMan6/Llama-3.2-3B-SFT-Model-Ocra-500k base_model:merge:HollowMan6/Llama-3.2-3B-SFT-Model-Ocra-500k base_model:Lyte/Llama-3.2-3B-Overthinker base_model:merge:Lyte/Llama-3.2-3B-Overthinker endpoints_compatible region:us