| 1 | -- Which computer a self-hosted runner registered from, as a hash of the |
| 2 | -- fingerprint it sent: a runner of the same name registered again from the |
| 3 | -- same computer takes the old one's place without --replace. Null for |
| 4 | -- runners that registered before runners said so. |
| 5 | ALTER TABLE runners ADD COLUMN machine_hash TEXT; |