use obstacle-in-path pathfinding

src/terrain.js

@@ -8,7 +8,6 @@ export default class Terrain {
   relativeVertices = []
 
   #colliders = []
-  #hull = null
   #vertices = []
   #unadjustedWaypoints = []
 
@@ -24,7 +23,6 @@ export default class Terrain {
     this.#calculateUnadjustedWaypoints()
   }
 
-  get colliders() { return this.#colliders }
   get unadjustedWaypoints() { return this.#unadjustedWaypoints }
   get vertices() { return this.#vertices }
 
@@ -45,6 +43,8 @@ export default class Terrain {
     ]
   }
 
+  colliders() { return this.#colliders }
+
   state() {
     return {
       ...this,