add a date display in update sent to the user

rss.py

@@ -6,7 +6,10 @@ class FeedItem:
         self.url = item.get('link', '')
         self.title = item.get('title', '')
         self.description = item.get('summary', '')
-        self.date = item.get('published', '')
+        if 'published' in item:
+            self.date = item.published_parsed()
+        else:
+            self.date = ''
 
 class Feed:
     def __init__(self, url: str, feed: FeedParserDict) -> None:

telegram.py

@@ -123,7 +123,8 @@ class Notifier:
     def __format_message(item: FeedItem) -> str:
         return (
             f"<strong><a href=\"{item.url}\">{item.title}</a></strong>\n\n"
-            f"{item.description}"
+            f"{item.description}\n"
+            f"{item.date}"
         )