some damage interfacing

resource_definitions/RDamage.cs

@@ -0,0 +1,18 @@
+using Godot;
+using System;
+
+[GlobalClass]
+public partial class RDamage : Resource
+{
+    [Export(PropertyHint.Range, "0,10,0.1,or_greater")]
+    public float DamageDealt;
+    
+    public RDamage()
+    {
+        DamageDealt = 1.0f;
+    }
+    public RDamage(float damageDealt)
+    {
+        DamageDealt = damageDealt;
+    }
+}