1. no immediate plans but it's definitely something for later down the line when the games' vision has been more realized
2. absolutely, currently there's pack creator tools available on the Patreon (for free) to make creating your content very easy - as for gameplay modification, creating your own tasks, etc. - it is a priority moving forward < 3 - I'd love for this to be as moddable as something like Project Zomboid or Garry's Mod sometime in the future :3