Made lucas the Main character and also added collision

Collector/src/Character/Collision.cs

@@ -0,0 +1,17 @@
+
+using Humper.Base;
+
+namespace Collector.Character
+{
+    public class Collision
+    {
+        private readonly int _tileWidth;
+        public RectangleF Rectangle { get; private set; }
+        
+        public Collision(int x, int y,int tileWidth)
+        {
+            _tileWidth = tileWidth;
+            Rectangle = new RectangleF(x,y,tileWidth,tileWidth);
+        }
+    }
+}