feat: implement hero section with multi-trip booking widget and backend infrastructure

scripts/migrate_mobile_number.js

@@ -0,0 +1,23 @@
+import mysql from "mysql2/promise";
+import "dotenv/config";
+
+const run = async () => {
+    const pool = mysql.createPool({
+        host: process.env.DB_HOST || "localhost",
+        user: process.env.DB_USER || "root",
+        password: process.env.DB_PASSWORD,
+        database: process.env.DB_NAME || "roadrentals"
+    });
+
+    try {
+        console.log("Renaming column 'phone' to 'mobile_number'...");
+        await pool.execute("ALTER TABLE User CHANGE COLUMN phone mobile_number VARCHAR(255) NOT NULL");
+        console.log("Column successfully renamed!");
+    } catch (e) {
+        console.error("Error modifying table:", e.message);
+    } finally {
+        await pool.end();
+    }
+};
+
+run();