configurations things

crates/common/src/lib.rs

@@ -5,6 +5,7 @@
 //! so it must stay acyclic and pure.
 
 mod config;
+mod display;
 mod effect;
 mod messages;
 mod module;
@@ -12,6 +13,7 @@ mod service;
 mod wire;
 
 pub use config::{BarbarConfig, Modules};
+pub use display::Display;
 pub use effect::ModuleEffect;
 pub use messages::*;
 pub use module::BarModule;