Beginner needs help :3

[Wolipoli]

Hi, Im wolipoli and i make my first game. I will make it like celeste so i downloaded the Celeste-Movement-file from Ivlzyro. My issue is that I have no idea how to use it i have copy and paste the Kenematicbody2D script in my game but i dont no what to do know i have litteraly no idea if someone can help me my discord is Wolipoli#9837 I really hope that someone can help me.

Thanks!