During April 2025, this developer contributed to the hackclub/OnBoard repository by creating a new project entry for cinnamoroll_pcb, focusing on both documentation and PCB design. They consolidated all hardware assets, including schematic PDFs and Gerber files, into a single, well-documented package to streamline stakeholder review and accelerate prototyping. Their work emphasized clear, accessible documentation and readiness for manufacturing, using skills in PCB design and technical writing. Although the contribution was limited to one feature over a one-month period, the depth of the deliverable demonstrated a thorough approach to hardware project onboarding and documentation standards within the repository.