Add Container example and expand other examples for widgets
#277
| Job | Run time |
|---|---|
| 3m 25s | |
| 5m 8s | |
| 3m 31s | |
| 11m 14s | |
| 11m 17s | |
| 11m 14s | |
| 7m 33s | |
| 5m 58s | |
| 5m 24s | |
| 1h 4m 44s |