fix(key): change to string only (#104)

* fix autonum type

* fix key typings and checks

* key string only and typings

* Consistent grammar :)

Co-authored-by: Wilson <33164598+WilsontheWolf@users.noreply.github.com>

* fixed small problems mentioned in pr

* fixed documentation

* fixed big type check problem

* fixed a few things and removed redundancy

* fixed typos

* fix error

* fix typing (SV missing)

Co-authored-by: DanCodes <dan@dancodes.online>

* fix typing (SV missing)

Co-authored-by: DanCodes <dan@dancodes.online>

Co-authored-by: Wilson <33164598+WilsontheWolf@users.noreply.github.com>
Co-authored-by: DanCodes <dan@dancodes.online>