Update src/content/docs/get-involved/self-hosting.mdx

Author: gildesmarais

src/content/docs/get-involved/self-hosting.mdx

@@ -40,7 +40,7 @@ For extra reliability, integrate the instance with your existing reverse proxy,
 ## Monitor & Maintain
 
 - Point your uptime monitor at `/health_check.txt` and review container logs regularly. The [Operate & Monitor](/web-application/how-to/deployment#operate-monitor) section outlines suggested thresholds.
-- Automate updates with Watchtower or your orchestration tooling to receive the latest html2rss-web releases quickly.
+- Automate updates with Watchtower (a Docker container that updates running containers) or your container management platform to receive the latest html2rss-web releases quickly.
 - Track storage usage for feed cache volumes and prune unused images. Schedule periodic configuration reviews so feeds and credentials remain accurate.
 
 ## Share Your Instance