stages:
  - build

variables:
  DOCKER_DRIVER: overlay2
  DOCKER_TLS_CERTDIR: "/certs"
  IMAGE_TAG: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG
  LATEST_TAG: $CI_REGISTRY_IMAGE:latest

build-and-push:
  stage: build
  image: docker:24-cli
  services:
    - docker:24-dind
  before_script:
    - echo "Logging into GitLab Container Registry..."
    - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
  script:
    - echo "Building Docker image..."
    - docker build -t $IMAGE_TAG -t $LATEST_TAG .
    - echo "Pushing Docker image to registry..."
    - docker push $IMAGE_TAG
    - docker push $LATEST_TAG
    - echo "Build and push completed successfully!"
    - echo "Image available at $IMAGE_TAG"
  rules:
    - if: $CI_COMMIT_BRANCH == "main"
      when: always
    - if: $CI_COMMIT_TAG
      when: always
    - when: manual
  tags:
    - docker