Sure, I can help you with that. Below is an example of a simple game implemented as a single HTML file with JavaScript:
⚽️
In this example, the game consists of a soccer ball emoji (
⚽️) displayed on the screen. Every time the player taps the screen (on a smartphone), the score increments by one and gets updated on the screen.
You can add more game logic inside the `processGame` function to make it a more interactive and complex game. Feel free to modify the code to fit your specific needs.