feat: implement sophisticated TUI with real-time monitoring

ghost-tui/src/events.rs

@@ -0,0 +1,41 @@
+// Event handling module for future expansion
+// Currently events are handled in main.rs but this provides structure for complex event handling
+
+use crossterm::event::{Event, KeyEvent, MouseEvent};
+
+#[derive(Debug, Clone)]
+pub enum AppEvent {
+    Key(KeyEvent),
+    Mouse(MouseEvent),
+    Tick,
+    Quit,
+    Refresh,
+    ClearDetections,
+    ClearLogs,
+}
+
+impl From<Event> for AppEvent {
+    fn from(event: Event) -> Self {
+        match event {
+            Event::Key(key) => AppEvent::Key(key),
+            Event::Mouse(mouse) => AppEvent::Mouse(mouse),
+            _ => AppEvent::Tick,
+        }
+    }
+}
+
+pub struct EventHandler {
+    // Future: Add event queue, rate limiting, etc.
+}
+
+impl EventHandler {
+    pub fn new() -> Self {
+        Self {}
+    }
+}
+
+impl Default for EventHandler {
+    fn default() -> Self {
+        Self::new()
+    }
+}