The courts have their procedures. That it seems alien to you is simply because you aren't familiar with its workings.

Today was decisive. All that's left is merely the formalities.

I wouldn't be surprised if the case remains on the 6th's docket in some form all the way up through the election; the case won't die as long as the Administration is willing to blow money roleplaying Don Quixote. But after today the ultimate outcome is no longer in doubt.