build-ci-image.yml

# Copyright 2010 New Relic, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
---
name: Build CI Image

on:
  workflow_dispatch: # Allow manual trigger

concurrency:
  group: ${{ github.ref || github.run_id }}
  cancel-in-progress: true

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # 4.1.1
        with:
          persist-credentials: false
          fetch-depth: 0

      - name: Set up Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@d70bba72b1f3fd22344832f00baa16ece964efeb # 3.3.0

      - name: Generate Docker Metadata (Tags and Labels)
        id: meta
        uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # 5.5.1
        with:
          images: ghcr.io/${{ github.repository }}-ci
          flavor: |
            prefix=
            suffix=
            latest=false
          tags: |
            type=raw,value=latest,enable={{is_default_branch}}
            type=schedule,pattern={{date 'YYYY-MM-DD'}}
            type=sha,format=short,prefix=sha-
            type=sha,format=long,prefix=sha-

      - name: Login to GitHub Container Registry
        if: github.event_name != 'pull_request'
        uses: docker/login-action@e92390c5fb421da1463c202d546fed0ec5c39f20 # 3.1.0
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and Publish Image
        uses: docker/build-push-action@2cdde995de11925a030ce8070c3d77a52ffcf1c0 # 5.3.0
        with:
          push: ${{ github.event_name != 'pull_request' }}
          context: .github/containers
          platforms: ${{ (format('refs/heads/{0}', github.event.repository.default_branch) == github.ref) && 'linux/amd64,linux/arm64' || 'linux/amd64' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}