Adds a shortcut to the P button to add the current song to a playlist
目前為 2025-08-04 提交的版本，檢視 最新版本。
這裡只顯示彼此間有代碼差異的版本。 顯示所有版本。
change waitForElm to waitForAddToPlaylist with an actual loop...
v0.2 move popupMenu.click() after the event listener has been installed.
