"Autoupdate" feature. Update S6. Shellcheck.

Dockerfile

@@ -39,6 +39,7 @@ RUN \
       uuid-runtime \
       unrar \
       cron \
+      multitail \
     && \
     \
 # Fetch and extract S6 overlay

README.md

@@ -174,6 +174,8 @@ If you wish to migrate an existing directory to the docker config directory:
   - `docker exec -it plex /bin/bash`
 - See the logs given by the startup script in real time:
   - `docker logs -f plex`
+- Monitor all Plex Media Server logs:
+  - `docker exec -it plex /plex-logs.sh`
 - Restart the application:
   - `docker restart plex`
 

root/plex-logs.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+
+. /plex-envvars
+
+logs="$PLEX_MEDIA_SERVER_APPLICATION_SUPPORT_DIR/Plex Media Server/Logs"
+multitail --mergeall "$logs"/*
+