Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/cache@v3, actions/setup-node@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

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Application.get_env/2 is discouraged in the module body, use Application.compile_env/3 instead

Plug.Adapters.Cowboy.http/3 is deprecated. Use Plug.Cowboy.http/3 instead

Mix.Project.compile/1 is deprecated. Use Mix.Task.run("compile", args) instead