RocketChat/Rocket.Chat

import { Users } from '@rocket.chat/models';

import { addMigration } from '../../lib/migrations';

addMigration({
    version: 303,
    name: 'Add roles field and set empty for users without it',
    async up() {
        await Users.updateMany(
            {
                roles: { $exists: false },
            },
            { $set: { roles: [] } },
        );
    },
});