Database migration: db.getCollection('players').updateMany({ "ban.active": true }, [{ $set: { bans: [{ id: "1", reason: "$ban.reason", staff: "$ban.staff", appealable: "$ban.appealable", appealed: "$ban.appealed", banned_at: ISODate("2025-01-29T23:00:00.000Z") }] } }, { $unset: "ban" }])