KEYS (text console)
  ──────────────────────────────────────────────────────────────────
  Press Esc to close this; arrows and Space scroll.
  Open it again any time: Alt+?, Wren menu (Alt+m) > Help, or type  keys.
  (The Wren menu: arrows and Enter. Esc closes every screen of it.)
  Lines for things you have not installed are left out; add them with wrenctl --apps.

  START HERE
    Alt+m                  Wren menu: help, update, apps, text size
    Alt+?                  this page
    Alt+t                  timers and alarms
    Alt+Enter              new pane beside this one (Alt+v: below)
    Alt+Shift+q            close the pane (or type exit)
    exit                   in the last pane: log out

  PANES (sway's windows)
    Alt+h j k l            move to the pane left / down / up / right (or Alt+arrows)
    Alt+f                  fullscreen the pane, again to go back
    Alt+1 … 0              go to workspace 1 … 10 (tmux windows)
    Alt+Shift+1 … 0        send the pane to workspace 1 … 10

  BAR ITEMS FROM THE KEYBOARD
    Alt+w                  Wi-Fi screen
    Alt+b                  battery time left
@if volume
    Alt+- / Alt+=          volume down / up; Alt+Backspace: mute
@end
@if brightness
    Alt+, / Alt+.          brightness down / up
@end

  TEXT SIZE
    console-font           list the sizes and pick one (or Wren menu > Font size)
    console-font dejavu-43   a size by name; it is kept for next login

  TMUX BASICS (tmux is what shows the panes and the bar)
    Every tmux key is Ctrl+b, let go, then the key:
    Ctrl+b c               new window (workspace)      Ctrl+b n / p: next / previous
    Ctrl+b %  /  "         split beside / below
    Ctrl+b arrows          move between panes          Ctrl+b x: close the pane
    Ctrl+b z               zoom the pane, again to go back
    Ctrl+b [               scroll back: arrows or PageUp/PageDown, q to leave
                           (select with Space, copy with Enter, paste with Ctrl+b ])
    Ctrl+b d               leave tmux, programs keep running (tmux attach: return)
    Ctrl+b ?               tmux's own list of keys (q closes it)

  IF YOU GET STUCK
    Ctrl+c                 stops a program that is running
    Ctrl+Alt+F2 / F1       another text console / back
    sway                   type it to start the graphical desktop

  FROM A TERMINAL
    keys                   this page
    wrenctl --status               what is installed
    wrenctl --apps                 add programs
@if nmtui
    nmtui                  pick a Wi-Fi network (or Alt+w)
@end
@if powerprofilesctl
    powerprofilesctl set power-saver | balanced | performance
@end
@if volume
    volume up|down 10      bigger volume steps (volume mute, volume micmute)
@end