refactor variable names to be more clear

### Feature Request



|    Q        |   A
|------------ | ------
| New Feature | yes
| RFC         | yes/no
| BC Break    | yes/no

#### Summary

https://github.com/dotkernel/light/blob/1.0/src/Page/src/RoutesDelegator.php#L28C29-L28C40
make it prefix