fix: store SPL closures in register() so unregister() can remove them
#12251
| Job | Run time |
|---|---|
| 55s | |
| 23s | |
| 1m 18s |
register() so unregister() can remove them
#12251
| Job | Run time |
|---|---|
| 55s | |
| 23s | |
| 1m 18s |