Init commit
Implement snake.Len
Implement basic snake move
Implement snake.Turn
Refactor
Drawing
Add scene
Refactor Direction
Add basic wsad
Define []Node as Body
Add Character interface
Add dondur.lock file
Prepare to refactor snake.Move
Add test MoveOutOfBound
Use MoveInScreenSize instead of Move in scene
Implement move over edge
Specify direction enum type
Add scene_test.go
Extract DrawPoint
Double the width