Add initial project setup with static files and configuration

- Create robots.txt to allow all user agents and specify sitemap location
- Add site.webmanifest for PWA support with app details
- Initialize sitemap.xml with the homepage URL and metadata
- Set up svelte.config.js for SvelteKit with static adapter and prerendering
- Configure TypeScript with tsconfig.json for strict type checking and module resolution
- Establish Vite configuration in vite.config.ts for SvelteKit integration

.gitignore

@@ -0,0 +1,14 @@
+node_modules
+.svelte-kit
+.vercel
+.netlify
+build
+dist
+coverage
+.env
+.env.*
+!.env.example
+npm-debug.log*
+pnpm-debug.log*
+yarn-debug.log*
+yarn-error.log*