**What**
Update the `MedusaService` class, factory and types to remove the concept of main modules. The idea being that all method will be explicitly named and suffixes to represent the object you are trying to manipulate.
This pr also includes various fixes in different modules
Co-authored-by: Stevche Radevski <4820812+sradevski@users.noreply.github.com>
Co-authored-by: Oli Juhl <59018053+olivermrbl@users.noreply.github.com>
* chore: pick the default store region
* chore: fix test
* chore: remove from defaults workflow and move to seeds
* chore: undo payment provider change
* chore: rearrange conditionals
Adrien de Peretti
Riqwan Thamir