feat: Initial commit of backend services and AGENTS.md

backend/routes/payments.js

@@ -0,0 +1,27 @@
+const express = require("express");
+const auth = require("../middleware/auth");
+const User = require("../models/User");
+
+const router = express.Router();
+
+// Handle premium subscription
+router.post("/subscribe", auth, async (req, res) => {
+  try {
+    // In a real application, you would integrate with a payment gateway like Stripe.
+    // For this example, we'll just mock a successful payment.
+    const user = await User.findById(req.user.id);
+    if (!user) {
+      return res.status(404).json({ msg: "User not found" });
+    }
+
+    user.isPremium = true;
+    await user.save();
+
+    res.json({ msg: "Subscription successful" });
+  } catch (err) {
+    console.error(err.message);
+    res.status(500).send("Server error");
+  }
+});
+
+module.exports = router;