Updated showcase (markdown)

showcase.md

@@ -1,5 +1,6 @@
 ## Coverage
 Apprise has been mentioned in:
+- [Self Hosted Podcast 48](https://selfhosted.show/48) - Jul 2nd, 2021
 - [Self Hosted Podcast 27](https://selfhosted.show/27) - Sep 11, 2020
 - [Home Assistant Podcast 58](https://hasspodcast.io/ha058/) - Oct 31, 2019
 - [Python Bytes Podcast Episode 138](https://pythonbytes.fm/episodes/show/138/will-pyoxidizer-weld-shut-one-of-python-s-major-gaps) - Jul 4, 2019
@@ -9,6 +10,7 @@ Apprise has been mentioned in:
 - [Apprise-GA](https://github.com/cstuder/apprise-ga): Apprise [GitHub Action](https://github.com/features/actions) integration.  Also available in the [GitHub Marketplace](https://github.com/marketplace/actions/apprise-notification).
 - [Bazarr](https://www.bazarr.media/): A companion application to [Sonarr](https://sonarr.tv) and [Radarr](https://radarr.video). It manages and downloads subtitles based on your requirements. You define your preferences by TV show or movie and Bazarr takes care of everything for you.
 - [Ouroboros](https://github.com/pyouroboros/ouroboros): Automatically update running docker containers with newest available image.
+- [Mailrise](https://github.com/YoRyan/mailrise): Listens for emails and relays them through Apprise.
 - [Apprise-Skill](https://github.com/domcross/apprise-skill): A component of [Mycroft](https://mycroft.ai/) voice assistant platform allowing it to work with the Apprise library.
 - [Traktarr](https://github.com/l3uddz/traktarr): Script to add new series & movies to [Sonarr](https://sonarr.tv)/[Radarr](https://radarr.video) based on [Trakt](https://trakt.tv) lists.
 - [Healthchecks](https://healthchecks.io): A Cron Monitoring Tool written in Python & Django.