Add NegrBagrJaromirJagr minigame

Assets/RingShooterMinigameController.cs

@@ -0,0 +1,7 @@
+using UnityEngine;
+
+// Old placeholder file kept only so the project compiles cleanly.
+// Actual gameplay now lives in TimingWheelShooter.
+public class RingShooterMinigameController : MonoBehaviour
+{
+}