feat: Add placeholder interact menu (#25)

src/features/pom/ui/mod.rs

@@ -0,0 +1,22 @@
+use crate::prelude::*;
+
+pub mod context_menu;
+
+pub struct PomUiPlugin;
+
+impl Plugin for PomUiPlugin {
+    fn build(&self, app: &mut App) {
+        app.add_systems(
+            Update,
+            context_menu::spawn_context_menu.run_if(in_state(AppState::GameScreen)),
+        );
+        app.add_systems(
+            Update,
+            context_menu::click_outside_context_menu.run_if(in_state(AppState::GameScreen)),
+        );
+        app.add_systems(
+            Update,
+            context_menu::buttons.run_if(in_state(AppState::GameScreen)),
+        );
+    }
+}