build: Add labels and update maintainer information in Dockerfile

Dockerfile

@@ -6,14 +6,20 @@
 # docker build -t nbiatoolkit .
 #
 # ADD LABELS HERE
+
 FROM python:3.12-slim
 
-LABEL maintainer="Jermiah Joseph"
+LABEL maintainer="Jermiah Joseph jermiahjoseph98@gmail.com"
+LABEL description="This is a Dockerfile for the nbiatoolkit package."
+LABEL license="MIT"
+LABEL usage="docker run -it --rm <image_name> NBIAToolkit --help"
+LABEL org.opencontainers.image.source="github.com/jjjermiah/nbiatoolkit"
 
 # install the dependencies
+RUN pip install --upgrade pip
 RUN python -m pip install nbiatoolkit
 
-RUN python -c 'import nbiatoolkit; print(nbiatoolkit.version())'
+RUN NBIAToolkit --help
 
 # On run, open a bash shell
 CMD ["/bin/bash"]