create monitoring configuration guide subdirectory

_toc.yml

@@ -52,8 +52,45 @@ chapters:
 
       - file: admin-guide/configuration
         sections:
-          - glob: admin-guide/configuration/*
-          - glob: admin-guide/configuration/*/*
+          - file: admin-guide/configuration/monitoring
+            sections:
+              - file: admin-guide/configuration/monitoring/icinga2
+              - file: admin-guide/configuration/monitoring/metrics_telegraf
+              - file: admin-guide/configuration/monitoring/syslog_forwarding
+              - file: admin-guide/configuration/monitoring/central_logging_elastic
+          - file: admin-guide/configuration/packages
+          - file: admin-guide/configuration/python
+          - file: admin-guide/configuration/conda
+          - file: admin-guide/configuration/package_updates
+          - file: admin-guide/configuration/package_repositories
+          - file: admin-guide/configuration/services
+          - file: admin-guide/configuration/mount
+          - file: admin-guide/configuration/distribute_files
+          - file: admin-guide/configuration/resize_vm_disk
+          - file: admin-guide/configuration/partitioning
+          - file: admin-guide/configuration/networking
+          - file: admin-guide/configuration/host_rename
+          - file: admin-guide/configuration/xrdp
+          - file: admin-guide/configuration/puppet_agent
+          - file: admin-guide/configuration/sudo
+          - file: admin-guide/configuration/eaccounts
+          - file: admin-guide/configuration/ntp_client
+          - file: admin-guide/configuration/keyboard_layout
+          - file: admin-guide/configuration/autologin
+          - file: admin-guide/configuration/screen_lock
+          - file: admin-guide/configuration/banner_message
+          - file: admin-guide/configuration/alternative_desktops
+          - file: admin-guide/configuration/journald
+          - file: admin-guide/configuration/ntp_server
+          - file: admin-guide/configuration/nfs_server
+          - file: admin-guide/configuration/sshd_configuration
+          - file: admin-guide/configuration/sftp_server
+          - file: admin-guide/configuration/ssh_host_hopping
+          - file: admin-guide/configuration/citrix_vda
+          - file: admin-guide/configuration/labview
+          - file: admin-guide/configuration/configuration_email
+          - file: admin-guide/configuration/selinux_configuration
+
 
       - file: admin-guide/custom_repositories
       - file: admin-guide/troubleshooting