fix: change model download path to models/ to avoid persistent storage mount hiding files

fix: create /data with correct permissions before downloading

chore: update model paths to point to /data/

Install git in runtime stage to fix hf injected config

Fix HF Space build hang by replacing llama compilation with python wrapper

chore: refactor Dockerfile for non-root user security and update README project metadata

feat: install Node.js 20 in Dockerfile to support frontend dependencies

Add all folders and files