siftlode/backend/alembic/versions/0021_system_config.py

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"""generic admin-editable system_config key/value store
Revision ID: 0021_system_config
Revises: 0020_rename_quota_actions
Create Date: 2026-06-19
Adds the system_config table: admin overrides for operational config that otherwise comes
from env/config defaults (see app.sysconfig for the registry of known keys). Secret values
are stored Fernet-encrypted (encrypted flag). Purely additive; absent rows = use defaults.
"""
from typing import Sequence, Union
import sqlalchemy as sa
from alembic import op
revision: str = "0021_system_config"
down_revision: Union[str, None] = "0020_rename_quota_actions"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def upgrade() -> None:
op.create_table(
"system_config",
sa.Column("key", sa.String(length=64), primary_key=True),
sa.Column("value", sa.Text(), nullable=True),
sa.Column("encrypted", sa.Boolean(), nullable=False, server_default="false"),
sa.Column(
"updated_at",
sa.DateTime(timezone=True),
nullable=False,
server_default=sa.func.now(),
),
)
def downgrade() -> None:
op.drop_table("system_config")