Worked on performance optimization for the langgenius/dify repository by refactoring the plugin model schema caching mechanism. The approach involved implementing a process-global cache with a time-to-live (TTL), which reduced redundant Daemon API calls and improved both responsiveness and reliability. Using Python and Redis, the developer focused on backend development and caching strategies to ensure that the new cache layer maintained cross-process consistency and backward compatibility. The changes were designed to minimize rollout risk and set the groundwork for future scalability, while adhering to repository standards and best practices for maintainable, efficient code in a production environment.