feat: implement MainForm component and set up routing; add user table schema and trigger in SQL

backend/server.js

@@ -1,5 +1,8 @@
 import express from "express";
 import cors from "cors";
+import defaultRouter from "./routes/default/frontend.route.js";
+import dotenv from "dotenv";
+dotenv.config();
 
 const app = express();
 const PORT = process.env.PORT;
@@ -9,6 +12,8 @@ app.use(cors());
 app.use(express.json());
 app.use(express.urlencoded({ extended: true }));
 
+app.use("/default", defaultRouter);
+
 app.get("/", (req, res) => {
   res.render("index");
 });