renamed to loft service to be more clear, added solution file generation naming via regex, few qol things

app/helpers/service_helper.py

@@ -1,5 +1,6 @@
 import csv
 import io
+import re
 
 def items_csv_to_dict(items_csv_reader):
   items = []
@@ -15,6 +16,8 @@ def items_csv_to_dict(items_csv_reader):
       for key, col in enumerate(headers):
         if key == 0:
           item[col] = row[key]
+        elif col == 'b_param':
+          item[col] = row[key]
         elif key > 1:
           item['attributes'].append({
             'id': col,
@@ -43,3 +46,6 @@ def solution_to_file(buffer, total_form_items, forms):
   buff2 = io.BytesIO(buffer.getvalue().encode())
 
   return buff2
+
+def key_to_uuid(key):
+  return re.split("_", key)[0]