gguf merge mergekit lazymergekit hfl/llama-3-chinese-8b-instruct-v2 NousResearch/Hermes-2-Theta-Llama-3-8B llama-cpp gguf-my-repo base_model:NousResearch/Hermes-2-Theta-Llama-3-8B base_model:merge:NousResearch/Hermes-2-Theta-Llama-3-8B base_model:hfl/llama-3-chinese-8b-instruct-v2 base_model:merge:hfl/llama-3-chinese-8b-instruct-v2 endpoints_compatible region:us conversational