refactor: replace custom authentication middleware with NextAuth, remove unused authentication pages, and update matcher configuration

middleware.ts

@@ -1,36 +1,20 @@
-import type { Session } from "better-auth/types";
-import { type NextRequest, NextResponse } from "next/server";
+import { withAuth } from "next-auth/middleware";
 
-export default async function authMiddleware(request: NextRequest) {
-	const protocol = request.headers.get("x-forwarded-proto") || "http";
-	const host = request.headers.get("host") || "localhost:3000";
-
-	try {
-		const response = await fetch(`${protocol}://${host}/api/auth/get-session`, {
-			method: "GET",
-			headers: {
-				cookie: request.headers.get("cookie") || "",
-				host: host,
-			},
-			next: { revalidate: 600 }, // Cache for 10 minutes (600 seconds)
-		});
-
-		if (!response.ok) {
-			throw new Error("Failed to fetch session");
-		}
-
-		const session: Session = await response.json();
-
-		if (!session) {
-			return NextResponse.redirect(new URL("/login", request.url));
-		}
-		return NextResponse.next();
-	} catch (error) {
-		console.log("Middleware error", error);
-		return NextResponse.redirect(new URL("/login", request.url));
-	}
-}
+export default withAuth(
+	// `withAuth` augments your `Request` with the user's token.
+	function middleware(req) {},
+);
 
 export const config = {
-	matcher: ["/devices", "/", "/payments", "/payments/:paymentId"],
+	// https://nextjs.org/docs/app/building-your-application/routing/middleware#matcher
+	matcher: [
+		/*
+		 * Match all request paths except for the ones starting with:
+		 * - api (API routes)
+		 * - _next/static (static files)
+		 * - _next/image (image optimization files)
+		 * - favicon.ico (favicon file)
+		 */
+		"/((?!api|_next/static|_next/image|favicon.ico|auth/|access-denied).*)",
+	],
 };