feat: media duplicate purge, part 2 of 3: the automatic purge scheduler (Go only)

test/media_purge_test.go

@@ -95,7 +95,7 @@ func TestRunPurgeDistinguishesBusyFromConflict(t *testing.T) {
 
 		result, err := newRun(env).Run(nil)
 
-		if err != nil || result != (useCases.RunPurgeResult{GroupsTotal: 1, GroupsPurged: 1, Merged: 1}) {
+		if err != nil || result != (purge.RunResult{GroupsTotal: 1, GroupsPurged: 1, Merged: 1}) {
 			t.Errorf("unexpected result %+v, %v", result, err)
 		}
 		if env.purgeSettings.settings.LastPurgeAt == nil || env.purgeSettings.settings.LastPurgeMerged != 1 {