use /opt/venv

.devcontainer/Dockerfile

@@ -1,20 +1,30 @@
 # devcontainer-focused Rocker
 FROM ghcr.io/rocker-org/devcontainer/tidyverse:4.3
 
+
+ENV NB_USER=rstudio
+ENV VIRTUAL_ENV=/opt/venv
+ENV PATH=${PATH}:${VIRTUAL_ENV}/bin
+ADD https://raw.githubusercontent.com/rocker-org/rocker-versioned2/c1a472465532c8349cf0ad4f3f95c86e85787dc3/scripts/install_python.sh install_python.sh
+RUN bash install_python.sh && rm install_python.sh
+
+
 RUN apt-get update && apt-get -y install libxt6
-RUN /rocker_scripts/install_python.sh
 ADD https://raw.githubusercontent.com/rocker-org/rocker-versioned2/master/scripts/experimental/install_dev_osgeo.sh install_dev_osgeo.sh
 RUN bash install_dev_osgeo.sh && rm install_dev_osgeo.sh
 
+RUN chown -R rstudio:rstudio /opt/venv
+
 USER rstudio
 WORKDIR /home/rstudio
+RUN usermod -s /bin/bash rstudio
 
 COPY requirements.txt requirements.txt
 ENV PATH=$PATH:/home/rstudio/.local/bin
 
-RUN pip install --user -r requirements.txt && rm requirements.txt
+RUN python -m pip install -r requirements.txt && rm requirements.txt
 COPY install.R install.R
 RUN Rscript install.R && rm install.R
 
 # some teaching preferences
-RUN git config --global pull.rebase false
+RUN git config --global pull.rebase false