This allows plugins to create custom dbcontexts, which would be namespaced in the scheme with a prefix. Migrations are supported too and the table would be prefixed too
* GreenField: Payment Requests CRUD
* fixes
* fix swagger
* fix swag
* rebase fixes
* Add new permissions for payment requests
* Adapt PR to archive
* fix tst
* add to contains policxy
* make decimals returned as string due to avoid shitty language parsing issues
* do not register decimal json converter as global
* fix cultureinfo for json covnerter
* pr changes
* add json convertet test
* fix json test
* fix rebase
* Need to reference Microsoft.EntityFrameworkCore.Design else you can't generate migrations
* fix design time migrations issues
* update snapshot
```
Your startup project 'BTCPayServer.Data' doesn't reference Microsoft.EntityFrameworkCore.Design. This package is required for the Entity Framework Core Tools to work. Ensure your startup project is c
orrect, install the package, and try again.
```
*
