Developed and integrated the Smile Emoji Picker Flatpak into the ublue-os/bluefin repository, expanding the system-flatpaks list to offer users a broader range of emoji options. This work focused on flatpak management and system configuration, utilizing plaintext for configuration updates and ensuring seamless addition of new features to the Bluefin-powered environment. The implementation involved collaborative development, as reflected by co-authored commits, and maintained clear commit conventions for traceability. By enhancing user personalization and improving the emoji workflow, the contribution strengthened ecosystem consistency while demonstrating effective cross-team coordination and attention to maintainable, transparent feature delivery within the repository’s established processes.