Update Dockerfile

Dockerfile

@@ -1,45 +1,20 @@
 # Dockerfile
-FROM continuumio/miniconda3:latest
-
-# Create non-root user similar to jupyter's default 'jovyan'
-RUN useradd -ms /bin/bash jovyan
-USER root
-
-# Copy environment files
-COPY environment.yml /tmp/environment.yml
-COPY apt.txt /tmp/apt.txt
+FROM jupyter/minimal-notebook:latest
 
 # Install system dependencies
+COPY apt.txt /tmp/apt.txt
+USER root
 RUN apt-get update && \
-    grep -v '^#' /tmp/apt.txt | xargs apt-get install -y && \
+    xargs apt-get install -y < /tmp/apt.txt && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/*
 
-# Create conda environment and install jupyterlab
-RUN conda env create -f /tmp/environment.yml && \
-    conda install -n uwgda-image-living -c conda-forge jupyterlab && \
-    conda clean -afy
+# Switch back to jovyan user
+USER ${NB_UID}
 
-# Make RUN commands use the new conda environment
-SHELL ["conda", "run", "-n", "uwgda-image-living", "/bin/bash", "-c"]
-
-# Set up conda env activation
-RUN echo "conda activate uwgda-image-living" >> ~/.bashrc
-
-# Add conda environment to PATH and set CONDA_DEFAULT_ENV
-ENV PATH /opt/conda/envs/uwgda-image-living/bin:$PATH
-ENV CONDA_DEFAULT_ENV uwgda-image-living
-
-# Set up work directory and permissions
-WORKDIR /home/jovyan
-RUN chown -R jovyan:jovyan /home/jovyan
-
-# Switch to non-root user
-USER jovyan
-
-# Expose Jupyter port
-EXPOSE 8888
+# Copy environment.yml
+COPY environment.yml /tmp/environment.yml
 
-# Start JupyterLab using conda run to ensure we're in the right environment
-ENTRYPOINT ["conda", "run", "-n", "uwgda-image-living"]
-CMD ["jupyter", "lab", "--ip", "0.0.0.0", "--no-browser", "--ServerApp.token=''"]
+# Create conda environment
+RUN mamba env update -n base -f /tmp/environment.yml && \
+    mamba clean --all -f -y