Refactor code structure for improved readability and maintainability

services/bff/alembic/env.py

@@ -1,10 +1,9 @@
 from logging.config import fileConfig
 
-from sqlalchemy import engine_from_config, pool
-
 from alembic import context
 from app.core import settings
 from app.models import Base
+from sqlalchemy import engine_from_config, pool
 
 config = context.config
 config.set_main_option("sqlalchemy.url", settings.database_url)

services/bff/alembic/versions/0001_initial.py

@@ -8,9 +8,8 @@ Create Date: 2026-05-28 10:00:00.000000
 from collections.abc import Sequence
 
 import sqlalchemy as sa
-from sqlalchemy.dialects import postgresql
-
 from alembic import op
+from sqlalchemy.dialects import postgresql
 
 revision: str = "0001_initial"
 down_revision: str | None = None