* fix bug [4](https://github.com/Time-Coder/Glass-Engine/issues/4): "view_pos.y" is used before being initialized
* fix bug [5](https://github.com/Time-Coder/Glass-Engine/issues/5): ShaderToy file not exists
* fix bug [6](https://github.com/Time-Coder/Glass-Engine/issues/6): ImportError: cannot import name 'Self' from 'typing'
* fix bug [7](https://github.com/Time-Coder/Glass-Engine/issues/7): #version directive error
**Full Changelog**: https://github.com/Time-Coder/Glass-Engine/commits/v0.1.54