transformers gguf mistral steerlm text-generation en ja dataset:OpenAssistant/oasst2 dataset:nvidia/HelpSteer base_model:karakuri-ai/karakuri-lm-7b-apm-v0.2 base_model:quantized:karakuri-ai/karakuri-lm-7b-apm-v0.2 license:apache-2.0 endpoints_compatible region:us conversational