During this period, work focused on improving documentation accuracy and reliability for Flutter developers by correcting image asset references in the cfug/flutter.cn and flutter/website repositories. Using Dart, Markdown, and YAML, the developer identified and fixed mismatches in image file extensions, updating references from .jpeg to .png within Android documentation and code examples. These targeted changes ensured that documentation assets aligned with actual files, reducing confusion and preventing potential build issues for contributors. The approach emphasized disciplined version control and cross-repository collaboration, enhancing consistency across core documentation and supporting a smoother experience for developers working with Flutter guides and examples.