hoàn thành bước tạo docker compose

backend/alembic/script.py.mako

@@ -0,0 +1,17 @@
+"""Alembic migration script template."""
+
+# revision identifiers, used by Alembic.
+revision = None
+down_revision = None
+branch_labels = None
+depends_on = None
+
+from alembic import op  # noqa
+
+
+def upgrade() -> None:
+    pass
+
+
+def downgrade() -> None:
+    pass