docker-publish.yml

name: Publish Docker image

on:
  release:
    types: [published]
  workflow_dispatch:
    inputs:
      tag:
        description: "Tag to publish (e.g. v0.20.0). If omitted, uses package.json version."
        required: false

permissions:
  contents: read
  packages: write

concurrency:
  group: docker-publish-${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: false

jobs:
  build-and-push:
    name: Build & push to GHCR
    runs-on: ubuntu-latest
    timeout-minutes: 30

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

      - name: Resolve version
        id: version
        run: |
          set -euo pipefail
          if [ "${{ github.event_name }}" = "release" ]; then
            VERSION="${GITHUB_REF_NAME#v}"
          elif [ -n "${{ inputs.tag }}" ]; then
            VERSION="${{ inputs.tag }}"
            VERSION="${VERSION#v}"
          else
            VERSION=$(node -p "require('./package.json').version")
          fi
          echo "version=$VERSION" >> "$GITHUB_OUTPUT"

          IS_RC=false
          if [[ "$VERSION" == *"-rc."* ]]; then
            IS_RC=true
          fi
          echo "is_rc=$IS_RC" >> "$GITHUB_OUTPUT"

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Log in to GHCR
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Compute image metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ghcr.io/${{ github.repository_owner }}/opencode-assistant
          tags: |
            type=raw,value=${{ steps.version.outputs.version }}
            type=raw,value=latest,enable=${{ steps.version.outputs.is_rc == 'false' }}
            type=raw,value=next,enable=${{ steps.version.outputs.is_rc == 'true' }}

      - name: Build and push bot image
        uses: docker/build-push-action@v5
        with:
          context: .
          file: Dockerfile
          platforms: linux/amd64,linux/arm64
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max