transformers gguf medical gemma2 TensorBlock GGUF question-answering en dataset:lavita/ChatDoctor-HealthCareMagic-100k base_model:kingabzpro/Gemma-2-9b-it-chat-doctor base_model:quantized:kingabzpro/Gemma-2-9b-it-chat-doctor license:apache-2.0 endpoints_compatible region:us conversational