feat: add notes to all applications

src/content/docs/applications/radarr.mdx

@@ -22,3 +22,19 @@ hero:
       link: https://gitea.alexlebens.dev/alexlebens/infrastructure/src/branch/main/clusters/cl01tl/helm/radarr-standup
       icon: right-arrow
 ---
+
+import { Aside } from '@astrojs/starlight/components';
+
+<Aside type="tip">Has an internal [Grafana Dashboard](https://grafana.alexlebens.net/goto/cfit83kzzx6v4a?orgId=1).</Aside>
+
+# Purpose
+
+Manages metadata for movies.
+
+# Notes
+
+Should rarely be access, manage through [Seerr](https://docs.alexlebens.dev/applications/seerr/)
+
+Connects to [qbittorrent](https://docs.alexlebens.dev/applications/qbittorrent) with support from [prowlarr](https://docs.alexlebens.dev/applications/prowlarr) and [unpackerr](https://docs.alexlebens.dev/applications/unpackerr).
+
+4 separate instances for different media types.