clean up exchanges a bit

3 jobs for mk-cleanup-exchange-stuff in 8 minutes and 13 seconds (queued for 1 second)
latest
Status Job ID Name Coverage
  Formatter
passed #264080
format

00:00:45

 
  Test Containers
passed #264081
docker:v1.6

00:06:04

 
  Documentation
passed #264082
doc-tests:v1.6

00:01:22