Decouple scopes from tenancy schema

alembic/env.py

@@ -13,6 +13,7 @@ from govoplan_core.db.base import Base
 from govoplan_core.server.default_config import get_server_config
 from govoplan_core.server.registry import build_platform_registry
 from govoplan_core.settings import settings
+from govoplan_core.tenancy.scope import scope_registry
 
 config = context.config
 database_url = config.attributes.get("database_url") or settings.database_url
@@ -30,7 +31,7 @@ def _target_metadata():
         enabled_modules,
         manifest_factories=manifest_factories,
     )
-    plan = migration_metadata_plan(registry, extra_metadata=(Base.metadata,))
+    plan = migration_metadata_plan(registry, extra_metadata=(scope_registry.metadata, Base.metadata))
     return tuple(dict.fromkeys(plan.metadata))