docs: add topology2 README with structure and conventions #22667
| Job | Run time |
|---|---|
| 4m 10s | |
| 9m 40s | |
| 3m 19s | |
| 10m 18s | |
| 11m 1s | |
| 10m 54s | |
| 11m 51s | |
| 4m 33s | |
| 4m 53s | |
| 3m 41s | |
| 5m 59s | |
| 11m 3s | |
| 5m 3s | |
| 9m 30s | |
| 4m 34s | |
| 4m 28s | |
| 9m 31s | |
| 4m 33s | |
| 5m 50s | |
| 4m 40s | |
| 7m 20s | |
| 4m 33s | |
| 5m 21s | |
| 5m 20s | |
| 4m 31s | |
| 4m 3s | |
| 27s | |
| 2h 51m 6s |