sentence-transformers gguf mteb transformers Qwen2 sentence-similarity llama-cpp gguf-my-repo base_model:Alibaba-NLP/gte-Qwen2-1.5B-instruct base_model:quantized:Alibaba-NLP/gte-Qwen2-1.5B-instruct license:apache-2.0 model-index autotrain_compatible endpoints_compatible region:us conversational