working on Dockerfile

Dockerfile

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+FROM ubuntu:latest
+
+# Install dependencies and upgrade
+RUN apt-get update && apt-get install -y \
+    build-essential bzip2 ca-certificates curl mesa-common-dev libglu1-mesa-dev python3-dev \
+    && apt-get upgrade -y \
+    && apt-get clean \
+    && rm -rf /var/lib/apt/lists/*
+
+# Install miniconda and activate base on startup
+RUN curl -o miniconda_installer.sh https://repo.anaconda.com/miniconda/Miniconda3-latest-Linux-x86_64.sh \
+    && bash miniconda_installer.sh -b -p /opt/conda \
+    && rm miniconda_installer.sh \
+    && /opt/conda/bin/conda install -y -c conda-forge mamba \
+    && /opt/conda/bin/conda init bash \
+    && /opt/conda/bin/conda config --set auto_activate_base true \
+    && /opt/conda/bin/conda clean -ya
+
+# Install conda packages (geant4 is not available for aarch64 at the time of writing)
+RUN /opt/conda/bin/mamba install -y -c conda-forge cmake geant4 \
+    && /opt/conda/bin/conda clean -ya
+
+SHELL [ "/bin/bash", "-c" ]
+
+# Set python as the entrypoint
+ENTRYPOINT [ "/opt/conda/bin/python3" ]