Commit before making hotkeys attach to item ids, not inv ids

src/Dodge/Data/ComposedItem.hs

@@ -30,11 +30,15 @@ data ComposeLinkType
     | FunctionChangeLink
     | MakeAutoLink
     | ProjectileStabiliserLink
+    | UnderBarrelSlotLink
+    | UnderBarrelPlatformLink
     deriving (Eq, Ord, Show, Read)
 
 data ItemStructuralFunction
     = UnloadedWeaponSF
     | HeldPlatformSF
+    | UnderBarrelSlotSF
+    | UnderBarrelPlatformSF
     | EquipmentPlatformSF
     | GadgetPlatformSF
     | WeaponScopeSF

src/Dodge/Data/Item/Combine.hs

@@ -74,6 +74,7 @@ data AttachType
     | JOYSTICK
     | GIMBAL
     | GYROSCOPE
+    | UNDERBARRELSLOT
     | REMOTEDETONATOR
     | SMOKEREDUCER
     | HOMINGMODULE

src/Dodge/Data/Item/Use.hs

@@ -60,7 +60,7 @@ data UseFocus
     deriving (Eq, Show, Read)
 
 data UseCondition
-    = MustBeHeld
+    = UseableWhenAimed
     | UseableAnytime
     deriving (Eq, Show, Read)