Update 2 files

- /Dockerfile
- /README.md

Dockerfile

+FROM debian:bullseye-slim
+
+RUN apt-get update && \
+
+    apt-get install -y -q make zip g++ gcc curl glibc bash man
+
+RUN curl -L -o /tmp/pca-utils.zip https://github.com/geekysuavo/pca-utils/archive/refs/heads/main.zip && \
+
+    unzip /tmp/pca-utils.zip -d /tmp && \
+    cd /tmp/pca-utils-main && \
+    make && \
+    sudo make install
+
+ENTRYPOINT ["/bin/bash","-c"]
+
+CMD ["bash"]
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README.md

+# PCA-PLS-DA Utils#
+
+#### Dockerfile for building image
+Source file for installation protocol of this software.
+
+Use docker console commands to run terminal environment.
+
+*Build and run*
+```
+docker build /location/of/dockerfile -t pca-utils
+docker run -it pca-utils bash
+```
+
+<i>Note:</i> Add volumes to work on files in the container.
+
+*Use pca-utils commands*
+1. pca-bootstrap
+2. pca-dendrogram
+3. pca-distances
+4. pca-ellipses
+5. pca-ellipsoids
+6. pca-maps
+7. pca-overlap
+8. pca-rand
+9. pca-stats
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