Add blog permalink note for HA core digest workflow

config/packages/tugtainer_updates.yaml

@@ -13,7 +13,8 @@
 # Notes: Fires `tugtainer_home_assistant_core_updated` when `### Updated:` includes Home Assistant.
 # Notes: Home Assistant changelog dispatch uses core-YYYY.M URL format from parsed/fallback version.
 # Notes: Joanna dispatch cooldown uses mode=single with a 24-hour delay lockout.
-# Notes: Blog post https://www.vcloudinfo.com/2026/02/tugtainer-docker-updates-home-assistant-notifications.html
+# - Blog: https://www.vcloudinfo.com/2026/04/joanna-home-assistant-changelog-digest-tugtainer.html
+# Notes: Prior background post https://www.vcloudinfo.com/2026/02/tugtainer-docker-updates-home-assistant-notifications.html
 ######################################################################
 
 input_datetime: