feat: add initial People Playground mod development kit

extracted_wiki_content/internalReference/firearmattachmentbehaviour.txt

@@ -0,0 +1,49 @@
+URL: https://wiki.studiominus.nl/internalReference/FirearmAttachmentBehaviour.html
+Title: People Playground Modding - FirearmAttachmentBehaviour
+==================================================
+
+public abstract class FirearmAttachmentBehaviour
+Inherits MonoBehaviour, Messages.IUse
+No description provided
+Fields
+public FirearmAttachmentType.AttachmentType AttachmentType
+No description provided
+
+public FirearmBehaviour FirearmBehaviour
+No description provided
+
+public FirearmAttachmentPointBehaviour AttachmentPoint
+No description provided
+
+public Vector2 AttachmentOffset
+No description provided
+
+public AudioClip ConnectClip
+[SkipSerialisation]
+No description provided
+
+public PhysicalBehaviour PhysicalBehaviour
+[SkipSerialisation]
+No description provided
+
+public bool Connected
+No description provided
+
+Methods
+public void Use(ActivationPropagation propagation)
+No description provided
+
+public void Connect()
+No description provided
+
+public abstract void OnFire()
+No description provided
+
+public abstract void OnHit(BallisticsEmitter.CallbackParams args)
+No description provided
+
+public abstract void OnConnect()
+No description provided
+
+public abstract void OnDisconnect()
+No description provided