compare value with eq with a string

Author: Valeriano Manassero

rootfs/etc/nginx/template/nginx.tmpl

@@ -505,8 +505,8 @@ http {
                         add_header HTTPS on; 
                     }
 
-                    client_max_body_size                    {{ $cfg.ProxyBodySize }};
-                    {{ if eq $cfg.ProxyBodySize 0 }}
+                    client_max_body_size                    "{{ $cfg.ProxyBodySize }}";
+                    {{ if eq $cfg.ProxyBodySize "0" }}
                     proxy_http_version                      1.1;
                     proxy_request_buffering                 off;
                     {{ end }}