add initial project files and configurations, including EventBus, systems, and resources

Code/Data/TunnelConfig.cs

@@ -0,0 +1,12 @@
+using Godot;
+
+namespace MaxEffort.Code.Data;
+
+[GlobalClass]
+public partial class TunnelConfig : Resource
+{
+    [Export] public float VisionNarrowRate = 0.5f; // How fast it closes per sec
+    [Export] public float VisionRecoverRate = 2.0f; // How fast it opens when released
+    [Export] public float MaxTunnelIntensity = 0.95f; // 95% black screen
+    [Export] public Curve VisionCurve; // Non-linear progression!
+}