Developed hardware support for the Shuguet shu89 89-key split TKL keyboard model within the srwi/qmk_firmware repository, targeting RP2040-based builds. The work involved integrating model-specific firmware and creating detailed Markdown documentation, including specifications, maintainer information, and step-by-step build and flash instructions. Focus was placed on aligning with existing design patterns to ensure compatibility and ease of adoption for new users. Emphasized hardware support and keyboard firmware development, laying groundwork for broader device compatibility. No bug fixes were recorded during this period, with efforts concentrated on feature delivery and comprehensive onboarding documentation to streamline future contributions and user setup.