feat: initial commit - finanzas app

Complete personal finance management application with:
- Dashboard with financial metrics and alerts
- Credit card management and payments
- Fixed and variable debt tracking
- Monthly budget planning
- Intelligent alert system
- Responsive design with Tailwind CSS

Tech stack: Next.js 14, TypeScript, Zustand, Recharts

🤖 Generated with [Claude Code](https://claude.com/claude-code)

components/layout/index.ts

@@ -0,0 +1,6 @@
+export { Sidebar } from './Sidebar';
+export { Header } from './Header';
+export { MobileNav } from './MobileNav';
+export { Logo } from './Logo';
+export { PageContainer } from './PageContainer';
+export { Section } from './Section';