fix non-letter or number characters in item or spell names

Extensions/Tooltip/Generic.lua

@@ -136,6 +136,8 @@ function CleveRoids.IndexItems()
                             slotsIndex = 1,
                         }
                         items[itemID] = name
+                        -- ADDED: Also index by lowercase name for case-insensitive lookup
+                        items[string.lower(name)] = name
                     else
                         items[name].count = (items[name].count or 0) + (count or 0)
                         table.insert(items[name].bagSlots, {bagID, slot})
@@ -162,6 +164,8 @@ function CleveRoids.IndexItems()
                         link = link,
                     }
                     items[itemID] = name
+                    -- ADDED: Also index by lowercase name for case-insensitive lookup
+                    items[string.lower(name)] = name
                 else
                     items[name].inventoryID = inventoryID
                     items[name].count = (items[name].count or 0) + (count or 0)
@@ -249,7 +253,17 @@ end
 function CleveRoids.GetItem(text)
     if not text or text == "" then return end
 
+    -- IMPROVED: Try exact match first, then lowercase match
     local item = CleveRoids.Items[text] or CleveRoids.Items[tostring(text)]
+    if not item then
+        -- Try lowercase lookup
+        local lowerText = string.lower(text)
+        local canonicalName = CleveRoids.Items[lowerText]
+        if canonicalName and type(canonicalName) == "string" then
+            item = CleveRoids.Items[canonicalName]
+        end
+    end
+    
     if item then
         if type(item) == "table" then
             return item
@@ -277,7 +291,11 @@ function CleveRoids.GetItem(text)
             link = link,
             count = count
         }
-        if name then CleveRoids.Items[name] = it end
+        if name then 
+            CleveRoids.Items[name] = it
+            -- ADDED: Also cache by lowercase
+            CleveRoids.Items[string.lower(name)] = name
+        end
         if itemID then CleveRoids.Items[itemID] = name end
         return it
     end
@@ -310,7 +328,11 @@ function CleveRoids.GetItem(text)
             bagSlots = { { bagID, slot } },
             slotsIndex = 1
         }
-        if name then CleveRoids.Items[name] = it end
+        if name then 
+            CleveRoids.Items[name] = it
+            -- ADDED: Also cache by lowercase
+            CleveRoids.Items[string.lower(name)] = name
+        end
         if itemID then CleveRoids.Items[itemID] = name end
         return it
     end
@@ -374,6 +396,8 @@ function CleveRoids.GetItem(text)
     if not name then return end
     local fallback = { id = text, name = name, link = link, texture = texture }
     CleveRoids.Items[name] = fallback
+    -- ADDED: Also cache by lowercase
+    CleveRoids.Items[string.lower(name)] = name
     return fallback
 end