The ssh-private-key argument is empty. Maybe the secret has not been configured, or you are using a wrong secret name in your workflow file.

Process completed with exit code 128.

Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: webfactory/ssh-agent@v0.4.1, actions/upload-artifact@v2. 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: webfactory/ssh-agent@v0.4.1, actions/upload-artifact@v2. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/