chore(itch.io): create the Itch.io page

[olivierperez]

🚀 Feature Request

Create a page on Itch.io to host the game.

📝 Describe the solution

• Create the page in Gnu Coding Studio's page

🤔 Describe alternatives you've considered

• Create Github Page, but game are more visible on Itch.io

💡 Additional context

none