Basic output system

src/lib.rs

@@ -1,4 +1,9 @@
+mod device;
 mod palette;
+mod screen;
 
+pub use device::Device;
 pub use palette::PALETTE;
+pub use screen::{Screen, SCREEN_W, SCREEN_H};
+
 pub type VResult<T> = Result<T, anyhow::Error>;