Ship Your SaaS This Weekend

src/
  app/
    (auth)/
      login/page.tsx
      signup/page.tsx
      callback/route.ts
    (dashboard)/
      dashboard/page.tsx
      settings/page.tsx
      admin/page.tsx
    (marketing)/
      page.tsx
      pricing/page.tsx
    api/
      stripe/webhook/route.ts
      auth/confirm/route.ts
  components/
    pricing-toggle.tsx
    exit-intent.tsx
    nav.tsx
  lib/
    supabase/client.ts
    supabase/server.ts
    stripe.ts
  middleware.ts
supabase/
  migrations/
    001_profiles.sql
    002_subscriptions.sql

import { stripe } from "@/lib/stripe";
import { supabase } from "@/lib/supabase/server";

export async function POST(req: Request) {
  const body = await req.text();
  const sig = req.headers.get("stripe-signature")!;

  const event = stripe.webhooks
    .constructEvent(body, sig, WEBHOOK_SECRET);

  switch (event.type) {
    case "customer.subscription.updated":
      await syncSubscription(event.data.object);
      break;
    case "invoice.payment_succeeded":
      await activatePlan(event.data.object);
      break;
  }

  return Response.json({ received: true });
}