ipv6 style urls

src/freedombone-app-cryptpad

 
     cryptpad_nginx_site=$rootdir/etc/nginx/sites-available/cryptpad
     { echo 'server {';
-      echo "  listen 80 default_server;";
+      echo '  listen [::]:80 default_server;';
       echo "  server_name P${PEER_ID}.local;";
       echo '';
       echo '  # Logs';
       echo '  }';
       echo '';
       echo '  location = /cryptpad_websocket {';
-      echo "    proxy_pass http://localhost:$CRYPTPAD_PORT;";
+      echo "    proxy_pass http://[::]:$CRYPTPAD_PORT;";
       echo "    proxy_set_header X-Real-IP \$remote_addr;";
       echo "    proxy_set_header Host \$host;";
       echo "    proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;";