scaffold Vite + Tailwind v4 + DaisyUI v5 project structure

Converts the standalone leaderboard HTML into a proper build project
matching the kingmaker.gateway-gamers.net pattern: shared header/footer
partials in public/, leaderboard logic in src/main.js, and vite build
outputting to dist/.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

public/footer.html

@@ -0,0 +1,3 @@
+<footer class="footer footer-center bg-base-300 text-base-content p-4">
+  <p>&copy; 2026 Gateway Gamers. All rights reserved.</p>
+</footer>