core: some fixes

StarterGui/Hotbar/LocalScript.client.lua

@@ -313,6 +313,7 @@ function Hotbar:render()
 	for i = 1, HOTBAR_SIZE do
 		local id = self.state.slots[i] or ""
 		local isSelected = i == self.state.selected
+		local displayName = id ~= "" and (self.state.names and self.state.names[id] or id) or ""
 
 		slotElements[`Slot{i-1}`] = Roact.createElement("TextButton", {
 			Size = UDim2.fromOffset(50, 50),
@@ -358,7 +359,7 @@ function Hotbar:render()
 				Position = UDim2.fromOffset(4, 26),
 				Size = UDim2.new(1, -8, 0, 18),
 				Font = Enum.Font.GothamBold,
-				Text = id,
+				Text = displayName,
 				TextColor3 = colors.text,
 				TextSize = 15,
 				TextWrapped = true,