chore: Build and publish v4 lib/ and themes/ folders for backwards compatibility while users transition to v5.
#2736
| Job | Run time |
|---|---|
| 54s | |
| 31s | |
| 2m 19s | |
| 2m 40s | |
| 1m 1s | |
| 2m 45s | |
| 1m 1s | |
| 54s | |
| 2m 19s | |
| 31s | |
| 14m 55s |