Developed and released a new Windows package, xxanqw.mikusays v0.1.0, to the nushell/winget-pkgs repository, providing users with a Hatsune Miku ASCII-art cowsay experience. The work focused on creating installer manifests for both x64 and arm64 architectures, ensuring broad compatibility. Leveraging skills in package management and YAML, the developer incorporated locale and version metadata to enhance package searchability and streamline upgrade management. This initial release established a scalable workflow for future multi-architecture, metadata-rich packages within the winget-pkgs ecosystem. The contribution demonstrates a methodical approach to packaging utilities, emphasizing maintainability and extensibility through structured YAML configuration and manifest design.