feat(auth): Add Google OAuth with NextAuth and secure dashboard route

middleware.ts

@@ -0,0 +1,41 @@
+import { NextResponse } from "next/server";
+import type { NextRequest } from "next/server";
+import { getToken } from "next-auth/jwt";
+
+export async function middleware(request: NextRequest) {
+  const token = await getToken({ req: request });
+  const { pathname } = request.nextUrl;
+
+  // Define public routes that don't require authentication
+  const publicPaths = ["/login", "/"];
+
+  // Allow access to public routes
+  if (
+    publicPaths.some(
+      (path) => pathname === path || pathname.startsWith(path + "/")
+    )
+  ) {
+    return NextResponse.next();
+  }
+
+  // Redirect unauthenticated users to /login
+  if (!token) {
+    return NextResponse.redirect(new URL("/login", request.url));
+  }
+
+  // Allow authenticated users to proceed
+  return NextResponse.next();
+}
+
+export const config = {
+  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).*)",
+  ],
+};