Move the CORS headers from IPFS to the nginx reverse proxy

site-cookbooks/kosmos-ipfs/templates/default/nginx_conf_ipfs.kosmos.org.erb

@@ -31,6 +31,8 @@ server {
   # Increase number of buffers. Default is 8
   proxy_buffers 1024 8k;
   proxy_http_version 1.1;
+  # CORS headers for Kredits
+  add_header 'Access-Control-Allow-Origin' 'https://kredits.kosmos.org';
 
   location /api/v0/cat {
     proxy_pass http://_ipfs/api/v0/cat;