Clean up compiler warnings

 src/main.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/main.rs b/src/main.rs
index 49b1d9d..1592bd4 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -59,6 +59,7 @@ struct ScreensaverApp {
 }
 
 #[derive(Debug, Clone)]
+#[allow(dead_code)]
 enum AppMessage {
     Exit,
 }