refactor: split ak._do into meta and content
#1860
| Job | Run time |
|---|---|
| 42s | |
| 2m 0s | |
| 3m 48s | |
| 4m 6s | |
| 2m 7s | |
| 4m 2s | |
| 4m 29s | |
| 1m 54s | |
| 4m 45s | |
| 3m 56s | |
| 4m 5s | |
| 4m 57s | |
| 4m 4s | |
| 3m 35s | |
| 5m 11s | |
| 4m 23s | |
| 1m 49s | |
| 3m 46s | |
| 5m 57s | |
| 1h 9m 36s |