Update design, add dark mode and simplify setup

• Switched to setup based on vite, vituum and twig to generate html pages. This won't change so much and won't require constant update of frameworks or site generators
• Updated design to look a bit more professional
• Added ability to use dark theme

Migrate to svelte kit

Merge pull request #11 from alexandrunastase/migrate-to-sveltekit

Migrate app to sveltekit

Domain update

Domain update + minor improvements

Initial release

1.0.0

Initial commit