add section of how to add new content

Readme.md

@@ -1,6 +1,7 @@
 # plex server
 
 [installation tutorial](https://opensourcegeeks.net/installing-plex-on-a-raspberry-pi-with-docker-and-ubuntu)
+https://opensourcegeeks.net/how-to-install-plex-on-a-raspberry-pi-with-docker-and-ubuntu/
 
 https://github.com/plexinc/pms-docker/blob/master/README.md
 
@@ -47,13 +48,33 @@ Library\Application Support\Plex Media Server\Preferences.xml
 http://192.168.178.125:32400/web/index.html#!/setup/f6df72acfd6ee4e03b3add62e37c12363efdae5a
 
 
-https://hub.docker.com/r/linuxserver/plex/tags?page=1
 
 ## TODO
  - automate update with drone CI
 
 
 ## How to update
+check for latest version at:
+https://hub.docker.com/r/linuxserver/plex/tags?page=1
+
 docker-compose pull
 docker-compose up -d
 
+## How to make new content available
+paste video files into marceload folder
+trigger scan of library
+ - open browser
+ - OR via Commandline
+
+https://gist.githubusercontent.com/njregenwether/42e8751c751f04e41bb23f23ec416d0d/raw/e117b7f82878296ebc401994e8cd054416553454/ManuallyScanPlexLibrary.sh
+
+```
+root@odroid:/usr/lib/plexmediaserver# /usr/lib/plexmediaserver/Plex\ Media\ Scanner --list
+  3: Dokus
+  4: Dokus
+  2: Filme
+  7: Football
+  1: Serien
+  ```
+
+`/usr/lib/plexmediaserver/Plex\ Media\ Scanner -s -r -c "${PLEXLIBNUM}"`