feat: initialize project with Vite + React + TypeScript + Tailwind CSS

- Set up Vite 7 + React 19 + TypeScript 5 + Tailwind CSS 4
- Configure path aliases (@/ -> src/)
- Create Layout with Header and Footer components
- Create HomePage with hero section and feature highlights
- Set up cursor rules for agent-driven development
- Create PLAN.md and LESSONS.md for progress tracking

Co-authored-by: Cursor <cursoragent@cursor.com>

tsconfig.app.tsbuildinfo

@@ -0,0 +1 @@
+{"root":["./src/app.tsx","./src/main.tsx","./src/vite-env.d.ts","./src/components/footer.tsx","./src/components/header.tsx","./src/components/layout.tsx","./src/pages/homepage.tsx"],"version":"5.9.3"}