Wickard v. Filburn established that all activity, including washing your dishes, is economic activity that congress can regulate under the commerce clause.
No, Wickard v. Filburn didn't establish that that is true of "all activity", and if one thought that it did then one would be forced to conclude that that result was overturned in United States v. Lopez, 514 U.S. 549 (1995) and United States v. Morrison, 529 U.S. 598 (2000).