> xmonad.hs:218:16: error: [GHC-83865]
       >     * Couldn't match expected type: X StatusBarConfig
       >                   with actual type: IO StatusBarConfig
       >     * In the expression: statusBarPipe "xmobar" (pure myXMobarPP)
       >       In an equation for `barSpawner':
       >           barSpawner _ = statusBarPipe "xmobar" (pure myXMobarPP)
       >     |
       > 218 | barSpawner _ = statusBarPipe "xmobar" (pure myXMobarPP)
       >     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
       >