fix getting attributes from gh notification

fix check for existing tags

fix url for ci_action notifications

Fix URL retrieval in gh_notification.py

more logging

add logging

don't log empty dicts

check if task exists before creating it

use tasklib instead of tw

pass GH_TOKEN in env vars

set gh token to env var

add support for gotify notification service

update test file

use taskwarrior udas

make link in dunst notification clickable