fix w sugestiach

app.py

@@ -960,6 +960,10 @@ def get_active_months_query(visible_lists_query=None):
     return [row.month for row in active_months]
 
 
+def normalize_name(name):
+    return (name or "").strip().lower()
+
+
 ############# OCR ###########################
 
 
@@ -2849,7 +2853,7 @@ def list_products():
     seen_names = set()
     unique_items = []
     for item in all_items:
-        key = (item.name or "").strip().lower()
+        key = normalize_name(item.name)
         if key not in seen_names:
             unique_items.append(item)
             seen_names.add(key)
@@ -2874,12 +2878,13 @@ def list_products():
     users_dict = {u.id: u.username for u in users}
 
     suggestions = SuggestedProduct.query.all()
+
     all_suggestions_dict = {
-        (s.name or "").strip().lower(): s
+        normalize_name(s.name): s
         for s in suggestions
         if s.name and s.name.strip()
     }
-    used_suggestion_names = {(i.name or "").strip().lower() for i in unique_items}
+    used_suggestion_names = {normalize_name(i.name) for i in unique_items}
 
     suggestions_dict = {
         name: all_suggestions_dict[name]