prs-fleshgolem-2070: feat: sqlalchemy 2.0 (#2096)

* upgrade sqlalchemy to 2.0

* rewrite all db models to sqla 2.0 mapping api

* fix some importing and typing weirdness

* fix types of a lot of nullable columns

* remove get_ref methods

* fix issues found by tests

* rewrite all queries in repository_recipe to 2.0 style

* rewrite all repository queries to 2.0 api

* rewrite all remaining queries to 2.0 api

* remove now-unneeded __allow_unmapped__ flag

* remove and fix some unneeded cases of "# type: ignore"

* fix formatting

* bump black version

* run black

* can this please be the last one. okay. just. okay.

* fix repository errors

* remove return

* drop open API validator

---------

Co-authored-by: Sören Busch <fleshgolem@gmx.net>

dev/code-generation/gen_py_pytest_routes.py

@@ -25,7 +25,6 @@ def get_path_objects(app: FastAPI):
     for key, value in app.openapi().items():
         if key == "paths":
             for key, value in value.items():
-
                 paths.append(
                     PathObject(
                         route_object=RouteObject(key),
@@ -50,7 +49,6 @@ def read_template(file: Path):
 
 
 def generate_python_templates(static_paths: list[PathObject], function_paths: list[PathObject]):
-
     template = Template(read_template(CodeTemplates.pytest_routes))
     content = template.render(
         paths={