During January 2026, Thanh Nguyen Tuan enhanced the openclaw repository by stabilizing Telegram markdown HTML rendering and improving test maintainability. He addressed a complex issue with nested HTML tags, implementing a Last-In, First-Out approach to unify the handling of overlapping styles and autolinks, ensuring valid HTML output in Telegram messages. Using TypeScript and focusing on HTML and markdown rendering, he also refactored the markdownToTelegramHtml test suite, improving readability through code formatting without altering test logic. These contributions reduced rendering errors for end users and positioned the codebase for easier future refactoring and more efficient onboarding of new developers.