Looks like I got it to work:
Then I duplicated, and changed the integer value to 0 for “OFF”, and added both as Home screen shortcuts:
The first time I ran it with the “play button” up top, iOS asked me to allow the IP address, but has not bothered me with that approval request since then. Tap either shortcut and the fan’s power state updates as far as Bond is concerned, without any signals being sent by the Bond Bridge.