"""add users.quota_bytes

Per-user storage quota (bytes) so an administrator can define/override it later.
Defaults to 5 GiB for existing and new users.

Revision ID: 0006
Revises: 0005
Create Date: 2026-07-18
"""

from __future__ import annotations

from collections.abc import Sequence

from alembic import op

revision: str = "0006"
down_revision: str | None = "0005"
branch_labels: str | Sequence[str] | None = None
depends_on: str | Sequence[str] | None = None


def upgrade() -> None:
    op.execute(
        "ALTER TABLE users ADD COLUMN quota_bytes bigint NOT NULL DEFAULT 5368709120"
    )


def downgrade() -> None:
    op.execute("ALTER TABLE users DROP COLUMN IF EXISTS quota_bytes")