Building your container image with GitHub Actions

To build and push your image with GitHub Actions, you should follow the given steps:

1. Fork the https://github.com/sergioarmgpl/fluxappdemo repository. This is going to create a repository named https://github.com/<GITHUB_USER>/fluxappdemo.

GITHUB_USER is the username of your GitHub account. Replace it with your own username.

2. Create DOCKERHUB_USERNAME and DOCKERHUB_TOKEN secrets for your repository. These will be created as encrypted secrets for a repository. To create the secrets, open the following page in the browser: https://github.com/<GITHUB_USER>/fluxappdemo/settings/secrets/actions.

After adding the variables, your repository will look like this:

Figure 7.8 – GitHub repository secrets

3. Modify the .github/workflows/github-actions-fluxappdemo.yml file in the last line in the tags section with your user. It will look like this:

   tags: <DOCKER_USER>...