During September 2025, this developer authored a comprehensive HTML Learning Guide for the seclabBupt/aiacc repository, focusing on web development fundamentals and documentation best practices. The guide covers essential HTML concepts, including basic structure, common tags, forms, semantic HTML, and HTML5 features, and provides curated learning resources and practical suggestions for new contributors. By leveraging HTML and emphasizing clear, reusable documentation, the developer established an onboarding resource that accelerates ramp-up for aspiring web developers. The work demonstrates depth in content curation and technical writing, resulting in a version-controlled deliverable that improves developer education and supports ongoing project maintainability.