As a highly experienced Linux Engineer and Full Stack Developer who specializes in diverse operating systems including Mac OS, I believe I bring the perfect blend of technical skills to your project. I've worked extensively with Ubuntu, Centos, Kali Linux, Debian, and even the newly-launched Rocky Linux. This broad-based knowledge helps me adapt my approach to unique requirements like yours.
Moreover, my skillset extends to web development using Reactjs and Nodejs which too aligns with your project's needs. I understand that you require a step-by-step documentation fortified with appropriate and intuitive screenshots. My proficiency in communication allows me to express complex technical concepts in a beginner-friendly manner.
I comprehend that your device will not be connected to any domain or network - a crucial detail overlooked by many online guidelines. My experience navigating similar scenarios will ensure that you receive accurate instructions devoid of unnecessary steps or dependencies on external networks. Additionally, I assure you my continuous assistance in troubleshooting even after project completion if required