transformers safetensors mistral text-generation mergekit merge conversational base_model:Undi95/Lumimaid-Magnum-12B base_model:merge:Undi95/Lumimaid-Magnum-12B base_model:rityak/MN-RocinanteCelestar-12B base_model:merge:rityak/MN-RocinanteCelestar-12B autotrain_compatible text-generation-inference endpoints_compatible region:us