Add npm run ava command, update instructions, and exclude files from VSCode search
#7886
| Job | Run time |
|---|---|
| 1m 13s | |
| 1m 24s | |
| 1m 16s | |
| 1m 41s | |
| 1m 26s | |
| 1m 29s | |
| 8m 29s |