Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v2, erlef/setup-beam@v1. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

found quoted keyword "coveralls" but the quotes are not required. Note that keywords are always atoms, even when quoted. Similar to atoms, keywords made exclusively of ASCII letters, numbers, and underscore do not require quotes

Supervisor.Spec.supervise/2 is deprecated. Use the new child specifications outlined in the Supervisor module instead

Plug.Conn.push/3 is deprecated. Most browsers and clients have removed push support