sentence-transformers gguf mteb transformers Qwen2 sentence-similarity TensorBlock GGUF base_model:Alibaba-NLP/gte-Qwen2-7B-instruct base_model:quantized:Alibaba-NLP/gte-Qwen2-7B-instruct license:apache-2.0 model-index autotrain_compatible endpoints_compatible region:us conversational