Include how to use in README

README.md

@@ -1,5 +1,12 @@
 # godot-line-collider-2d
 A collider that takes an array of Line2D as input and outputs a collision shape chain following the lines
 
+## How to use
+1. Put this script anywhere in the project
+2. Attach this script to the bodies you want
+3. Create a line anywhere in the scene (doesn't have to be shown) and use the built-in line tools to modify it
+4. Expand the list in the exported variables list (on the right) to how many lines you want colliders for
+5. Assign each node path to each line node
+
 ## TODO
 Make the script work with rotation and scale