transformers gguf llama-3 llama meta facebook unsloth TensorBlock GGUF en base_model:rombodawg/Meta-Llama-3.1-8B-Instruct-reuploaded base_model:quantized:rombodawg/Meta-Llama-3.1-8B-Instruct-reuploaded license:llama3.1 endpoints_compatible region:us conversational