docker-publish.yml

name: Docker publish

on:
  push:
    branches: [ "master" ]

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Setup Docker buildx
        uses: docker/setup-buildx-action@v3

      - name: Log into registry ${{ env.REGISTRY }}
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=raw,value=latest,enable={{is_default_branch}}
            type=sha

      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          build-args: |
            VERSION=${{ fromJSON(steps.meta.outputs.json).labels['org.opencontainers.image.revision'] }}
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

  deploy:
    needs: [ build ]
    runs-on: ubuntu-latest
    steps:
      - uses: azure/setup-kubectl@v3

      - name: Set the Kubernetes context
        uses: azure/k8s-set-context@v3
        with:
          method: kubeconfig
          kubeconfig: ${{ secrets.KUBERNETES_SECRET }}

      - name: Checkout source code
        uses: actions/checkout@v4

      - uses: benjlevesque/short-sha@v2.1
        id: short-sha

      - uses: ASzc/change-string-case-action@v2
        id: string
        with:
          string: ${{ env.IMAGE_NAME }}

      - uses: Azure/k8s-create-secret@v4
        with:
          namespace: hyperion
          container-registry-url: ghcr.io
          container-registry-username: ${{ github.actor }}
          container-registry-password: ${{ secrets.GITHUB_TOKEN }}
          secret-name: ghcr-pat

      - name: Deploy to the Kubernetes cluster
        uses: azure/k8s-deploy@v4
        with:
          action: deploy
          namespace: hyperion
          manifests: |
            kubernetes/deployment.yaml
            kubernetes/ingress.yaml
            kubernetes/service.yaml
          imagePullSecrets: ghcr-pat
          images: ${{ env.REGISTRY }}/${{ steps.string.outputs.lowercase }}:sha-${{ steps.short-sha.outputs.sha }}