transformers safetensors gemma text-generation mergekit merge conversational base_model:deepnetguy/gemma-75 base_model:merge:deepnetguy/gemma-75 base_model:zzttbrdd/sn6_01_new base_model:merge:zzttbrdd/sn6_01_new autotrain_compatible text-generation-inference endpoints_compatible region:us