Update Dockerfile

some input from Mohammad

Author: stadie

Dockerfile

@@ -1,14 +1,18 @@
-FROM condaforge/miniforge3:24.9.2-0
+FROM condaforge/miniforge3:25.11.0-0
 
-ARG APPS_DIR=/usr/local
+#ARG APPS_DIR=/usr/local
+RUN useradd -ms /bin/bash student
+USER student
+WORKDIR /home/student
+ARG APPS_DIR=/home/student
 RUN conda create -y --name geant --channel=conda-forge geant4 root=6.30 cmake make
 RUN conda clean --all -y
 
 SHELL ["conda", "run", "-n", "geant", "/bin/bash", "-c"]
 
 ARG VMC_DIR=$APPS_DIR/vmc
 RUN mkdir $VMC_DIR
-RUN git clone http://github.com/vmc-project/vmc.git $VMC_DIR/git_source && \
+RUN git clone --depth 1 http://github.com/vmc-project/vmc.git $VMC_DIR/git_source && \
     cd $VMC_DIR/git_source && \
     git checkout v2-0 && \
     cd .. && \
@@ -23,9 +27,8 @@ RUN git clone http://github.com/vmc-project/vmc.git $VMC_DIR/git_source && \
 
 ARG VGM_DIR=$APPS_DIR/vgm
 RUN mkdir $VGM_DIR
-RUN git clone http://github.com/vmc-project/vgm.git $VGM_DIR/git_source && \
+RUN git clone --depth 1 --branch v5-2 http://github.com/vmc-project/vgm.git $VGM_DIR/git_source && \
     cd $VGM_DIR/git_source && \
-    git checkout v5-2 && \
     cd .. && \
     mkdir build && \
     cd build && \
@@ -37,9 +40,8 @@ RUN git clone http://github.com/vmc-project/vgm.git $VGM_DIR/git_source && \
 
 ARG GEANT4_VMC_DIR=$APPS_DIR/geant4_vmc
 RUN mkdir $GEANT4_VMC_DIR
-RUN git clone http://github.com/vmc-project/geant4_vmc.git $GEANT4_VMC_DIR/git_source && \
+RUN git clone --depth 1 --branch  v6-6-p2 http://github.com/vmc-project/geant4_vmc.git $GEANT4_VMC_DIR/git_source && \
     cd $GEANT4_VMC_DIR/git_source && \
-    git checkout v6-6-p2 && \
     cd .. && \
     mkdir build && \
     cd build && \