
0) open System Settings / Screen Saver

1) choose any Saver other than Solar Coaster, like macOS / Sequoia

2) remove existing Solar Coaster Saver:
    . in the Other row, right-click Solar Coaster and select "Delete Soalar Coaster"
    . ack with "Move to Trash"
    . click away from Screen Saver, I use Displays - this will force Settings to relaod the list of Screen Savers in Step 7)

3) in Terminal 'killall -9 legacyScreenSaver'

4) in XCode:
    . select target SolarCoasterSS / My Mac
    . Product / Archive
    
5) in the Organizer window, select the archive and "Distribute Content":
    . click Custom
    . click Build Products
    . click Export
    
6) in Finder, open Archive:
    . cd Products / Users / sol / Library / Screen Savers
    . double click Solar Coaster.saver to install
    
7) back to System Settings:
    . you will be in Screen Savers but the new Solar Coaster.saver is not listed
    . click away from Screen Saver, I use Displays - this will force Settings to relaod the list of Screen Savers
    . *now* select the new Solar Coaster Screen Saver
    
8) debugging tips:
    . in initWithFrame freopen("/tmp/SolarCoasterSS.log", "a", stderr); - now NSLog output goes to that tmp file
    . use [self ssLog] to place short strings in the HTML
    
Q.E.D, rinse and repeat !
