transformers safetensors mistral text-generation mergekit merge conversational base_model:Fizzarolli/MN-12b-Rosier-v1 base_model:merge:Fizzarolli/MN-12b-Rosier-v1 base_model:anthracite-org/magnum-v2-12b base_model:merge:anthracite-org/magnum-v2-12b autotrain_compatible text-generation-inference endpoints_compatible region:us