transformers gguf moe frankenmoe merge mergekit lazymergekit NousResearch/Llama-2-7b-chat-hf mistralai/Mistral-7B-Instruct-v0.2 codellama/CodeLlama-7b-Instruct-hf en base_model:AstraLLMs/AstraLM-16B-MoE base_model:quantized:AstraLLMs/AstraLM-16B-MoE license:cc-by-nc-4.0 endpoints_compatible region:us