$ npm i @zcong/egg-sequelize-typescript --save
// {app_root}/config/plugin.js
exports.sequelizeTypescript = {
enable: true,
package: '@zcong/egg-sequelize-typescript',
};
// {app_root}/config/config.default.js
exports.sequelizeTypescript = {
};
see config/config.default.js for more detail.
Please open an issue here.