🐛 fix bug in regex expression for priority tokens

src/clear_bookings.py

@@ -116,8 +116,8 @@ class DavEvent:
         uid = self.uid
 
         # Check if there is a token in the event description
-        token_pattern = r"\#[A-Z1-9]{12}\#"
-        match = re.search(token_pattern, description)
+        token_pattern = r"\#[A-Z0-9]{12}\#"
+        match = re.search(token_pattern, str(description))
         if match:
             token = match.group()
             print(f"Priority token found in event description: {token}")