Kevin Hu 9f7d187ab3
add elapsed time of conversation (#2316)
### What problem does this PR solve?

#2315

### Type of change


- [x] New Feature (non-breaking change which adds functionality)
2024-09-09 12:08:50 +08:00
..
2024-08-26 15:19:43 +08:00
2024-08-29 13:31:41 +08:00