client: Dockerfiles: dev-tools: add version dependency

Already present in the 'finance' images.

client/Dockerfiles/dev-tools/Dockerfile.dev-tools.in

@@ -82,6 +82,20 @@ RUN chown -R :wheel /usr/local/lib/php && chmod g+rwx /usr/local/lib/php
 # Doxygen
 RUN apt install -y doxygen graphviz
 
+#
+# Client-side `version` command
+#
+
+RUN apt install -y pipx
+
+USER @DOCKER_FINANCE_USER@
+WORKDIR /home/@DOCKER_FINANCE_USER@
+
+RUN pipx install shyaml
+RUN echo "export PATH=\"\$PATH:\${HOME}/.local/bin\"" | tee -a ~/.bash_aliases
+
+USER root
+
 #
 # Entrypoint
 #