b02dbcc* feat: repo viewer WIP * refactor: restructure file viewer and tree layout components - Removed the old tree layout component and replaced it with a new viewer structure that includes blob and tree views. - Introduced a new breadcrumb component for better navigation within the repository. - Added a branch selector for switching between branches in the viewer. - Implemented a raw file view for direct access to file contents. - Enhanced the blob component to handle binary and markdown files with appropriate rendering. - Integrated a button group for actions like downloading and copying file content. - Updated the styling and structure of the components for improved usability and consistency. - Added support for variable font loading in the root route. * fix: handle blob content serialization and implement caching for tree and blob retrieval * feat: add support for ".git" and improve UI for "code" tab * coderabbit: some improvemented