loglevel 1

https://docs.nextcloud.com/server/latest/admin_manual/configuration_server/logging_configuration.html

This should mean we still have all relevant loginfo we need, such as logins and file operations

templates/application/config.php.erb

@@ -68,7 +68,7 @@ $CONFIG = array (
   'instanceid' => '<%= @instanceid %>',
   'integrity.check.disabled' => true,
   'log_type' => 'file',
-  'loglevel' => 0,
+  'loglevel' => 1,
   'lookup_server' => '<%= @lookup_server %>',
   'mail_domain' => '<%= @mail_domain %>',
   'mail_from_address' => '<%= @mail_from_address %>',