Feature/comp 274 traffic volume page

a basic page with (1 of the 4) traffic volume numbers

compendium_v2/publishers/helpers.py

 import re
+from typing import List
 
 from sqlalchemy import select
 
 from compendium_v2.db import db, model
 
 URL_PATTERN = re.compile(
-    r'\b(https?://[^\s<>";,(){}\[\]!\\]+|www\.[^\s<>";,(){}\[\]!\\]+|[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4})\b(?=\s|\b|[,!?.;:\\])'
+    (r'\b(https?://[^\s<>";,(){}\[\]!\\]+|www\.[^\s<>";,(){}\[\]!'
+     r'\\]+|[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4})\b(?=\s|\b|[,!?.;:\\])')
 )
 
 
@@ -30,5 +32,5 @@ def get_uppercase_nren_dict():
     return nren_dict
 
 
-def extract_urls(text: str) -> list[str]:
+def extract_urls(text: str) -> List[str]:
     return re.findall(URL_PATTERN, text)