Please add an "always on top" button to the window decorations alongside maximize/minimize/close. I want it badly and feel very frustrated because it only exist

Please add an "always on top" button to the window decorations alongside maximize/minimize/close. I want it badly and feel very frustrated because it only exists in KDE. I want it in all the non-tiling window environments I use including XFCE, Windows, Mac and Serenity.