Migrations allow us to keep track of database changes and upgrading databases if needed.
* Add initial migrations for core Flaschengeist
* Add migrations to balance
* Add migrations to pricelist
* Skip plugins with not satisfied dependencies.
continuous-integration/woodpecker the build failedDetails
Add all supported, meaning by flaschengeist, python versions.
Use slim image of python instead of alpine, because Pillow does not
provide any wheels for musllibc