Build a Docker image and push it to GitHub Container Registry (ghcr.io)

Source

yaml

id: build-github-container-image
namespace: company.team

tasks:
  - id: build
    type: io.kestra.plugin.docker.Build
    dockerfile: |
      FROM python:3.10
      RUN pip install --upgrade pip
      RUN pip install --no-cache-dir kestra requests "polars[all]"
    tags:
      - ghcr.io/kestra/polars:latest
    push: true
    credentials:
      username: kestra
      password: "{{ secret('GITHUB_ACCESS_TOKEN') }}"

About this blueprint

Docker Git

This flow will build a Docker image and push it to a remote container registry.

The dockerfile parameter is a multiline string that contains the Dockerfile content. However, it can also be a path to a file.
The tags parameter is a list of tags of the image to build. Make sure to replace the code below to match your GitHub username or organization.
The push parameter is a boolean that indicates whether to push the image to GitHub Container Registry.
Finally, make sure to securely store your registry credentials as secrets or environment variables.

Build

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