Organization-wide project boards can contain issues and pull requests from any repository that belongs to an organization. You can link up to twenty-five repositories to your organization or user-owned project board. Linking repositories makes it easier to add issues and pull requests from those repositories to your project board using Add cards or from the issue or pull requests sidebar. For more information, see "Linking a repository to a project board."
I think we should create an org wide project board: https://help.github.com/en/github/managing-your-work-on-github/about-project-boards
Organization-wide project boards can contain issues and pull requests from any repository that belongs to an organization. You can link up to twenty-five repositories to your organization or user-owned project board. Linking repositories makes it easier to add issues and pull requests from those repositories to your project board using Add cards or from the issue or pull requests sidebar. For more information, see "Linking a repository to a project board."