First version of the game

What's Changed

• feat:add classes and separate into functions by @luispied in #1
• Update README.md by @luispied in #2
• Create static.yml by @luispied in #3

New Contributors

• @luispied made their first contribution in #1

Full Changelog: https://github.com/luispied/pong/commits/v1.0.0