UI Crate

[voxelias]

Branch: feature/ui

• Establish a new crate in crates/dotrix_ui
• Add Widget structure, representing renderable area with some basic parameters: backgroundColor, backgroundTexture, size, position etc
• Add Overlay service, which will be a World analog but for the UI Widgets
• Add overlay rendering system, that will draw Widgets on the screen
• Implement bindings between widgets and mouse actions
• Implement text rendering
• Prototype a UI library module with buttons etc

[voxelias]

Blocked by #33 and #34

[voxelias]

Postponed, because the egui does the job for now and there are other important things to do.