feat: initialize project with Next.js, Prisma, and Tailwind CSS

- Add package.json with dependencies and scripts for Next.js and Prisma
- Implement API routes for session management, user authentication, and company configuration
- Create database schema for Company, User, and Session models in Prisma
- Set up authentication with NextAuth and JWT
- Add password reset functionality and user registration endpoint
- Configure Tailwind CSS and PostCSS for styling
- Implement metrics and dashboard settings API endpoints

pages/api/dashboard/config.ts

@@ -0,0 +1,27 @@
+// API endpoint: update company CSV URL config
+import { NextApiRequest, NextApiResponse } from "next";
+import { getServerSession } from "next-auth";
+import { prisma } from "../../../lib/prisma";
+import { authOptions } from "../auth/[...nextauth]";
+
+export default async function handler(req: NextApiRequest, res: NextApiResponse) {
+    const session = await getServerSession(req, res, authOptions);
+    if (!session?.user) return res.status(401).json({ error: "Not logged in" });
+
+    const user = await prisma.user.findUnique({
+        where: { email: session.user.email as string }
+    });
+
+    if (!user) return res.status(401).json({ error: "No user" });
+
+    if (req.method === "POST") {
+        const { csvUrl } = req.body;
+        await prisma.company.update({
+            where: { id: user.companyId },
+            data: { csvUrl }
+        });
+        res.json({ ok: true });
+    } else {
+        res.status(405).end();
+    }
+}