Don't Re-create everything - use this instead :)

https://game.courses/beginner/ - Free GameDev Course for Beginners https://bit.ly/3sKGagG - Game Architecture Course - Advanced Course http://unity3d.group - Join the Group (facebook) https://www.youtube.com/channel/UCX_b3NNQN5bzExm-22-NVVg/join - Join the Channel