Add a repl to improve debugging on the prod server

config.example.js

@@ -313,4 +313,12 @@ module.exports = {
     //  '/etc/apache2/ssl/my_public_cert.crt',
     //  '/etc/apache2/ssl/my_certificate_authorities_cert_chain.ca'
     //],
+
+    /* You can get a repl for debugging the server if you want it.
+     * to enable this, specify the debugReplName and then you can
+     * connect to it with `nc -U /tmp/repl/<your name>.sock`
+     * If you run multiple cryptpad servers, you need to use different
+     * repl names.
+     */
+    //debugReplName: "cryptpad"
 };