Añade index.docker.io

config.js

@@ -17,6 +17,12 @@ module.exports = {
       "matchHost": "hub.docker.com",
       "username": process.env.DOCKER_HUB_USER,
       "password": process.env.DOCKER_HUB_PASSWORD,
+    },
+    {
+      "hostType": "docker",
+      "matchHost": "index.docker.io",
+      "username": process.env.DOCKER_HUB_USER,
+      "password": process.env.DOCKER_HUB_PASSWORD,
     }
   ]
 };