如何在源代码管理资源管理器中向文件夹图标添加图标叠加？

I am interested in marking folders as Active, Archived, and Released in Source Control Explorer so it is easier for the team to see which branches are active. I am somewhat familiar with VSX so once I know where to start I can make progress, but I need help with where to start.I am interested in marking folders as Active, A