const sequelize = require('./db'); const Activity = require('./Activity'); const Registration = require('./Registration'); const Expense = require('./Expense'); const Photo = require('./Photo'); const Sponsor = require('./Sponsor'); const Admin = require('./Admin'); // 同步数据库 sequelize.sync({ alter: true }).then(() => { console.log('数据库同步完成'); }); module.exports = { sequelize, Activity, Registration, Expense, Photo, Sponsor, Admin };