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/alerts/index.ts

@@ -0,0 +1,6 @@
+export { AlertBanner } from './AlertBanner'
+export { AlertItem } from './AlertItem'
+export { AlertPanel } from './AlertPanel'
+export { AlertBadge } from './AlertBadge'
+export { AlertIcon } from './AlertIcon'
+export { useAlerts } from './useAlerts'