fix build

Dockerfile

@@ -25,12 +25,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     libgl1 \
     && rm -rf /var/lib/apt/lists/*
 
-ENV PATH="/root/.pyenv/shims:/root/.pyenv/bin:$PATH"
-ARG PYTHON_VERSION=3.8
 
-RUN curl -s -S -L https://raw.githubusercontent.com/pyenv/pyenv-installer/master/bin/pyenv-installer | bash && \
-    pyenv install $PYTHON_VERSION && \
-    pyenv global $PYTHON_VERSION
 
 # install deps
 RUN apt-get update && apt-get install -y --no-install-recommends \
@@ -44,6 +39,14 @@ RUN useradd -m -u 1000 user
 # Switch to the "user" user
 USER user
 
+
+ENV PATH="/home/user/.pyenv/shims:/home/user/.pyenv/bin:$PATH"
+ARG PYTHON_VERSION=3.8
+
+RUN curl -s -S -L https://raw.githubusercontent.com/pyenv/pyenv-installer/master/bin/pyenv-installer | bash && \
+    pyenv install $PYTHON_VERSION && \
+    pyenv global $PYTHON_VERSION
+
 ENV HOME=/home/user \
     CUDA_HOME=/usr/local/cuda \
     PATH=/home/user/.local/bin:$PATH \