feat: added basic beacon instance management UI

sparse-handler/src/lib.rs

@@ -11,11 +11,12 @@ pub mod error;
 
 mod router;
 
-#[derive(Clone)]
+#[derive(Clone, Debug)]
 #[non_exhaustive]
 pub enum BeaconEvent {
     NewBeacon(String),
     Checkin(String),
+    BeaconUpdate(String),
     BeaconCommandFinished(String, i64)
 }