Added vars and fixed naming use

setup/flavors/compose/mailu.env

@@ -10,7 +10,7 @@
 
 # Set this to the path where Mailu data and configuration is stored
 # This variable is now set directly in `docker-compose.yml by the setup utility
-# ROOT= {{ root }}
+# ROOT={{ root }}
 
 # Set to a randomly generated 16 bytes string
 SECRET_KEY={{ secret(16) }}
@@ -20,8 +20,14 @@ SECRET_KEY={{ secret(16) }}
 # PUBLIC_IPV4= {{ bind4 }} (default: 127.0.0.1)
 # PUBLIC_IPV6= {{ bind6 }} (default: ::1)
 
+# Main mail domain
+# DOMAIN={{ domain }}
+
 # Mail address of the postmaster
-POSTMASTER={{ postmaster }}
+POSTMASTER={{ postmaster or 'admin'}}
+
+#Chose how secure connections will behave:
+#TLS_FLAVOR={{ tls_flavor }}
 
 # Hostnames for this server, separated with comas
 HOSTNAMES={{ hostnames }}
@@ -30,7 +36,27 @@ HOSTNAMES={{ hostnames }}
 AUTH_RATELIMIT={{ auth_ratelimit }}
 
 # Opt-out of statistics, replace with "True" to opt out
-DISABLE_STATISTICS={{ disable_statistics }}
+DISABLE_STATISTICS={{ disable_statistics or 'False' }}
+
+###################################
+# Optional features
+###################################
+
+#Expose the admin interface
+ADMIN={{ admin_enabled or 'false' }}
+
+#Chose which webmail to run if any
+#WEBMAIL_ENABLED={{ webmail_enabled or 'false' }}
+WEBMAIL={{ webmail_type or 'none' }}
+
+#Antivirus solution
+ANTIVIRUS={{ antivirus_enabled or 'none' }}
+
+#Antispam solution
+#ANTISPAM={{ antispam_enabled or 'none'}}
+
+#Dav server implementation
+WEBDAV={{ webdav_enabled or 'none' }}
 
 ###################################
 # Server behavior