added script for downloading qwen3-1.7b from huggingface

backend/.gitignore

@@ -1 +1,2 @@
 **/mind.db
+**/*.gguf

backend/get-qwen3-1.7b.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+link=$(curl https://huggingface.co/unsloth/Qwen3-1.7B-GGUF/resolve/main/Qwen3-1.7B-BF16.gguf?download=true | awk -F' ' '{print $4}')
+curl "$link" > qwen3-1.7b.gguf