transformers gguf mergekit merge llama-cpp gguf-my-repo base_model:FuseAI/FuseChat-7B-VaRM base_model:merge:FuseAI/FuseChat-7B-VaRM base_model:OpenBuddy/openbuddy-mistral2-7b-v20.3-32k base_model:merge:OpenBuddy/openbuddy-mistral2-7b-v20.3-32k endpoints_compatible region:us conversational