feat: add initial People Playground mod development kit

extracted_wiki_content/internalReference/mapliftbehaviour.txt

@@ -0,0 +1,23 @@
+URL: https://wiki.studiominus.nl/internalReference/MapLiftBehaviour.html
+Title: People Playground Modding - MapLiftBehaviour
+==================================================
+
+public class MapLiftBehaviour
+Inherits MonoBehaviour
+Controls the lift on the map (Substructure)
+Fields
+public List<float> Floors
+The joint translations of each floor
+
+public int TargetFloorIndex
+The index of the Floors list to move towards
+
+public float MotorSpeedMultiplier
+The maximum movement speed of the lift
+
+Methods
+public void SetFloor(int i)
+No description provided
+
+public void EmergencyStop()
+No description provided