transformers gguf mergekit merge llama-cpp gguf-my-repo base_model:arcee-ai/sec-mistral-7b-instruct-1.6-epoch base_model:merge:arcee-ai/sec-mistral-7b-instruct-1.6-epoch base_model:cognitivecomputations/dolphin-2.8-mistral-7b-v02 base_model:merge:cognitivecomputations/dolphin-2.8-mistral-7b-v02 endpoints_compatible region:us conversational