ops: Add missing unfurl route in nginx/server-common.conf

production/nginx/server-common.conf

@@ -65,6 +65,9 @@ location ~ ^/([a-z][a-z])/(.+\..+\.(js|css)) {
 }
 # cache everything else for 5 minutes
 location ~ ^/([a-z][a-z])$ {
+	if ($unfurlbot) {
+		proxy_pass $mempoolSpaceUnfurler;
+	}
 	try_files $uri /$1/index.html /en-US/index.html =404;
 	expires 5m;
 }