This is an alternative approach to #9519 and removes 2 MB instead of 1
MB (1.2 MB accounted for by embedded migration SQL files).
Combined with #9481, #9506, #9508, #9517, a total of 5 MB is removed.
Ref: #9380
* chore: add /v2 to import module path
go mod requires semantic versioning with versions greater than 1.x
This was a mechanical update by running:
```
go install github.com/marwan-at-work/mod/cmd/mod@latest
mod upgrade
```
Migrate generated files to import /v2
* Fix gen