Add 2 image variants (root & rootless)

default-rootless.conf

@@ -0,0 +1,26 @@
+server {
+  listen       8080;
+  server_name  localhost;
+
+  root   /opt/www/;
+  index  index.html index.htm;
+
+  location /files/ {
+    alias /opt/www/files/;
+    index  ___i;        # we really need no index here, just listing files
+
+    autoindex on;
+    autoindex_format json;
+    disable_symlinks off;
+  }
+
+  location / {
+    root /opt/www/file-browser/;
+  }
+
+  error_page   500 502 503 504  /50x.html;
+  location = /50x.html {
+    root   /usr/share/nginx/html;
+  }
+
+}