Add calibre book services

hosts/voyager/configuration.nix

@@ -23,21 +23,8 @@
       ./services/gitea.nix
       ./services/hedgedoc.nix
       ./services/vaultwarden.nix
+      ./services/calibre.nix
       # ./services/code-server.nix
-  # TODO:
-  # x Boot
-  # x Mount ZFS
-  # x Monitoring server
-  # x Podman
-  #    x Flame
-  # x Transmission
-  # x Jellyfin
-  # x NFS imports
-  # x NFS exports
-  # - FreeBSD VM
-  # - Kali VM
-  # x Kerberos / IPA / Kanidm
-  # - Backup system
   ];
 
   networking = {