Bot Updating Documentation

images/docker-sonarr.md

@@ -41,6 +41,7 @@ This image provides various versions that are available via tags. `latest` tag u
 | :----: | --- |
 | latest | Stable releases from Sonarr (currently v3) |
 | develop | Development releases from Sonarr (currently v3) |
+| develop-alpine | Development releases from Sonarr (currently v3) using our Alpine baseimage |
 
 ## Application Setup
 
@@ -176,6 +177,7 @@ We publish various [Docker Mods](https://github.com/linuxserver/docker-mods) to
 
 ## Versions
 
+* **28.12.21:** - Add develop-alpine branch.
 * **11.05.21:** - Make the paths clearer to the user.
 * **10.03.21:** - Upgrade to Sonarr v3. Existing users are highly recommended to make a backup prior to update.
 * **18.01.21:** - Deprecate `UMASK_SET` in favor of UMASK in baseimage, see above for more information.