fix: err

Dockerfile

@@ -4,9 +4,9 @@ RUN pip install hf_transfer
 
 # install vllm
 #RUN pip install vllm
-RUN VLLM_TARGET_DEVICE=cpu 
-    PIP_EXTRA_INDEX_URL=https://download.pytorch.org/whl/cpu \
-    pip install https://github.com/vllm-project/vllm
+ENV PIP_EXTRA_INDEX_URL https://download.pytorch.org/whl/cpu
+ENV VLLM_TARGET_DEVICE cpu
+RUN pip install https://github.com/vllm-project/vllm
 
 # install node and npm for demo
 ENV NVM_DIR /usr/local/nvm