add various plex/arr services, remove nix-serve, add lynis config

Signed-off-by: ahuston-0 <aliceghuston@gmail.com>

systems/palatine-hill/plex/plex_permission.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+
+plex_dir="/ZFS/ZFS-primary/plex"
+
+chown docker-service:users -R "$plex_dir"
+find "$plex_dir" -type f -exec chmod 664 {} \;
+find "$plex_dir" -type d -exec chmod 775 {} \;