Unable to process command '##[set-env name=FLUTTER_HOME;]/opt/hostedtoolcache/flutter/1.12.13-hotfix.7-stable/x64' successfully.

The `set-env` command is disabled. Please upgrade to using Environment Files or opt into unsecure command execution by setting the `ACTIONS_ALLOW_UNSECURE_COMMANDS` environment variable to `true`. For more information see: https://github.blog/changelog/2020-10-01-github-actions-deprecating-set-env-and-add-path-commands/

Unable to process command '##[add-path]/opt/hostedtoolcache/flutter/1.12.13-hotfix.7-stable/x64/bin' successfully.

The `add-path` command is disabled. Please upgrade to using Environment Files or opt into unsecure command execution by setting the `ACTIONS_ALLOW_UNSECURE_COMMANDS` environment variable to `true`. For more information see: https://github.blog/changelog/2020-10-01-github-actions-deprecating-set-env-and-add-path-commands/

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The job was canceled because "ubuntu-latest" failed.

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Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/setup-java@v1, ca333/flutter-action@v1. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.