docker.yml

name: Build and Publish Docker Image

on:
  push:
    branches:
      - 'main'
  release:
    types: [published]
  workflow_dispatch:

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository_owner }}/modelbench-private

jobs:
  docker:
    runs-on: ubuntu-latest
    steps:
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

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

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Get latest version from registry
        id: get_version
        run: |
          LATEST_VERSION="v0.0.0"
          
          TAGS_RESPONSE=$(curl -s -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
          -H "Accept: application/vnd.github.v3+json" \
          "https://api.github.com/orgs/${{ github.repository_owner }}/packages/container/modelbench-private/versions" 2>/dev/null || echo "[]")
          
          if [ $? -ne 0 ] || [ -z "$TAGS_RESPONSE" ]; then
          echo "Error: Failed to fetch package versions from GitHub API"
          exit 1
          fi
          
          if echo "$TAGS_RESPONSE" | jq -e '.message' >/dev/null 2>&1; then
          ERROR_MESSAGE=$(echo "$TAGS_RESPONSE" | jq -r '.message')
          echo "Error: GitHub API returned error: $ERROR_MESSAGE"
          exit 1
          fi
          
          if [ "$TAGS_RESPONSE" != "[]" ] && [ ! -z "$TAGS_RESPONSE" ]; then
          SEMVER_TAGS=$(echo "$TAGS_RESPONSE" | jq -r '.[].metadata.container.tags[]?' 2>/dev/null | grep -E '^v[0-9]+\.[0-9]+\.[0-9]+$' | sort -V || echo "")
          
          if [ ! -z "$SEMVER_TAGS" ]; then
           LATEST_VERSION=$(echo "$SEMVER_TAGS" | tail -n1)
          fi
          fi
          
          echo "latest_version=$LATEST_VERSION" >> $GITHUB_OUTPUT
          
          VERSION_NUMBER=${LATEST_VERSION#v}
          IFS='.' read -r MAJOR MINOR PATCH <<< "$VERSION_NUMBER"
          NEW_PATCH=$((PATCH + 1))
          NEW_VERSION="v$MAJOR.$MINOR.$NEW_PATCH"
          
          echo "new_version=$NEW_VERSION" >> $GITHUB_OUTPUT
          echo "Latest version found: $LATEST_VERSION"
          echo "New version will be: $NEW_VERSION"

      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=raw,value=latest
            type=raw,value=${{ steps.get_version.outputs.new_version }}

      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          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

      - name: Output new version
        run: |
          echo "Successfully built and pushed:"
          echo "- ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest"
          echo "- ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ steps.get_version.outputs.new_version }}"