Add meta

Meta/api/IsStackableAction.lua

@@ -0,0 +1,6 @@
+---@diagnostic disable: missing-return, lowercase-global
+
+---@param slot number 
+---@return 1nil isStackable 
+---Returns whether an action uses stackable items. Applies to consumable items such as potions, wizard oils, food and drink; not used for spells which consume reagents (for those, see IsConsumableAction).
+function IsStackableAction(slot) end