add GET to allowed methods

_storage/digital-ocean-deploy.md

@@ -500,7 +500,7 @@ In this task, you set up a simple Nginx reverse proxy to serve your Docker conta
 
           if ($request_method = 'OPTIONS') {
                     more_set_headers   'Access-Control-Allow-Origin: *';
-                    more_set_headers   'Access-Control-Allow-Methods: POST, OPTIONS, DELETE';
+                    more_set_headers   'Access-Control-Allow-Methods: GET, POST, OPTIONS, DELETE';
                     more_set_headers   'Access-Control-Allow-Headers: Origin, X-Requested-With, Content-Type, authorization, If-Match';
                     more_set_headers   'Access-Control-Max-Age: 21600';
                     more_set_headers   'Content-Type: text/plain charset=UTF-8';