Just install the texlive-xetex package:
texlive-xetex
sudo apt-get install texlive-xetex
Your development team has a full backlog? No time for infrastructure architecture? Our DevOps team is ready to support you!
Running integration tests without texlive-xetex will produce an error during xelatex execution:
xelatex
RTeX::Document::ExecutableNotFoundError