debug: Add prints to trace scale update

Modules/Arrow/QuestieArrow.lua

@@ -794,8 +794,12 @@ function QuestieArrow:ApplyAlpha()
 end
 
 function QuestieArrow:UpdateSettings()
+    -- Debug
+    print("UpdateSettings called, arrowFrame=" .. tostring(arrowFrame))
     EnsureArrowFrame()
+    print("After EnsureArrowFrame, arrowFrame=" .. tostring(arrowFrame))
     if arrowFrame then
+        print("Setting scale to " .. tostring(_GetArrowScale()))
         arrowFrame:SetScale(_GetArrowScale())
         arrowFrame:SetAlpha(_GetArrowAlpha())
     end

Modules/Options/ArrowTab/QuestieOptionsArrow.lua

@@ -55,6 +55,7 @@ function QuestieOptions.tabs.arrow:Initialize()
                 step = 0.05,
                 get = function() return Questie.db.profile.arrowScale or 1 end,
                 set = function(_, value)
+                    print("Arrow scale set to: " .. tostring(value))
                     Questie.db.profile.arrowScale = value
                     if QuestieArrow and QuestieArrow.UpdateSettings then
                         QuestieArrow:UpdateSettings()