The Left and Right keys were inverted by default for WASD keyboards. It is now fixed, you may have to change your keys in the menus if you had already launched the game. Sorry about that !
V1.0.3 - Small fix
Source: Steam Community (opens in a new tab)
Build and release context
Steam update times within 24 hours of this post. Matching dates do not confirm which build it describes.
Build 10749887 · public branch
Steam updated · First observed