cloud-image.yml

name: Publish Engram Cloud Image

on:
  push:
    tags:
      - "v*"
  workflow_dispatch:

permissions:
  contents: read
  packages: write

jobs:
  publish-ghcr:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - name: Detect default-branch release tag
        id: refcheck
        shell: bash
        run: |
          if [[ "${GITHUB_REF}" != refs/tags/v* ]]; then
            echo "is_default_branch_tag=false" >> "$GITHUB_OUTPUT"
            exit 0
          fi

          if git branch -r --contains "${GITHUB_SHA}" | grep -q "origin/main"; then
            echo "is_default_branch_tag=true" >> "$GITHUB_OUTPUT"
          else
            echo "is_default_branch_tag=false" >> "$GITHUB_OUTPUT"
          fi

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v4

      - name: Log in to GHCR
        uses: docker/login-action@v4
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v6
        with:
          images: ghcr.io/gentleman-programming/engram
          tags: |
            type=raw,value=latest,enable=${{ steps.refcheck.outputs.is_default_branch_tag == 'true' }}
            type=ref,event=tag
            type=semver,pattern={{version}},value=${{ github.ref_name }},enable=${{ startsWith(github.ref, 'refs/tags/v') }}
            type=semver,pattern={{major}}.{{minor}},value=${{ github.ref_name }},enable=${{ startsWith(github.ref, 'refs/tags/v') }}
            type=semver,pattern={{major}},value=${{ github.ref_name }},enable=${{ startsWith(github.ref, 'refs/tags/v') }}
            type=sha,prefix=sha-,enable=${{ github.event_name == 'workflow_dispatch' }}
          labels: |
            org.opencontainers.image.title=Engram Cloud
            org.opencontainers.image.description=Project-scoped sync and dashboard runtime for Engram Cloud.
            org.opencontainers.image.source=https://github.com/gentleman-programming/engram
            org.opencontainers.image.licenses=MIT

      - name: Build and push multi-arch image
        uses: docker/build-push-action@v7
        with:
          context: .
          file: docker/cloud/Dockerfile
          platforms: linux/amd64,linux/arm64
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}