transformers safetensors mistral text-generation pruna-ai conversational base_model:cognitivecomputations/dolphin-2.8-mistral-7b-v02 base_model:quantized:cognitivecomputations/dolphin-2.8-mistral-7b-v02 autotrain_compatible text-generation-inference endpoints_compatible 8-bit bitsandbytes region:us