HF_TOKEN=YOUR_HF_TOKEN_HERE VLLM_API_KEY=YOUR_LOCAL_API_KEY_HERE GEMMA_MODEL_ID=google/gemma-3-1b-it BACKEND_PORT=8000 FRONTEND_PORT=3000 HUGGINGFACE_CACHE_DIR=/home/${USER}/.cache/huggingface OPEN_WEBUI_DATA_DIR=./frontend/data/open-webui VLLM_MAX_MODEL_LEN=4096 VLLM_GPU_MEMORY_UTILIZATION=0.88