Heavi developed and enhanced plugin functionality for the langgenius/dify-plugins repository, focusing on configuration management, internationalization, and binary integration using YAML. Over two months, Heavi delivered a Voicemaker plugin to enable built-in voice and speech features, ensuring robust packaging and release readiness. Heavi also addressed localization issues by correcting language-specific YAML labels, improving multi-language support. Additionally, Heavi integrated a new Qiniu plugin, expanding user-facing capabilities, and resolved a runtime bug at the binary level to stabilize the plugin ecosystem. The work demonstrated careful attention to traceable commits, maintainable code, and improved developer experience through targeted bug fixes and feature delivery.