const port = process.env.PORT || 3000, express = require("express"), app = express(), db = require("./models"), cors = require("cors"), bodyParser = require("body-parser"); app.use(cors()); app.use(bodyParser.json()); app.use(bodyParser.urlencoded({ extended: false })); app.use("/auth", require("./routes/auth")); app.listen(port, () => { console.log(`Server is running on port ${port}`); }); db.sequelize .sync({ force: false }) .then(() => { console.log("Connection has been established successfully."); }) .catch((error) => { console.error("Unable to connect to the database:", error); });