gguf llama-3-8b sft medical TensorBlock GGUF base_model:johnsnowlabs/JSL-MedLlama-3-8B-v1.0 base_model:quantized:johnsnowlabs/JSL-MedLlama-3-8B-v1.0 license:cc-by-nc-nd-4.0 endpoints_compatible region:us