vercount/.github/workflows/api-image.yml at main · EvanNotFound/vercount · GitHub

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name: api-image

on:
  pull_request:
    paths:
      - .github/workflows/api-image.yml
      - .dockerignore
      - apps/api/**
      - apps/web/scripts/build-client.mjs
      - apps/web/src/lib/client.js
      - package.json
      - pnpm-lock.yaml
      - pnpm-workspace.yaml
      - packages/core/**
  push:
    branches:
      - main
    tags:
      - v*

permissions:
  contents: read
  packages: write

jobs:
  api-image:
    runs-on: ubuntu-latest

    steps:
      - name: Check out repository
        uses: actions/checkout@v5

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

      - name: Prepare image tags
        id: prep
        shell: bash
        run: |
          owner="$(echo "${GITHUB_REPOSITORY_OWNER}" | tr '[:upper:]' '[:lower:]')"
          image="ghcr.io/${owner}/vercount-api"

          push="false"
          declare -a tags=()

          if [[ "${GITHUB_EVENT_NAME}" == "pull_request" ]]; then
            tags+=("${image}:pr-${{ github.event.pull_request.number }}")
          elif [[ "${GITHUB_REF}" == "refs/heads/main" ]]; then
            push="true"
            tags+=("${image}:edge")
          elif [[ "${GITHUB_REF}" =~ ^refs/tags/(v[0-9]+\.[0-9]+\.[0-9]+)$ ]]; then
            push="true"
            version="${BASH_REMATCH[1]}"
            version_no_v="${version#v}"
            IFS='.' read -r major minor patch <<< "${version_no_v}"

            tags+=("${image}:${version}")
            tags+=("${image}:v${major}.${minor}")

            if [[ "${major}" != "0" ]]; then
              tags+=("${image}:v${major}")
              tags+=("${image}:latest")
            fi
          else
            echo "Unsupported ref: ${GITHUB_REF}" >&2
            exit 1
          fi

          {
            echo "image=${image}"
            echo "push=${push}"
            echo "tags<<EOF"
            printf '%s\n' "${tags[@]}"
            echo "EOF"
          } >> "${GITHUB_OUTPUT}"

      - name: Log in to GHCR
        if: steps.prep.outputs.push == 'true'
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and publish API image
        uses: docker/build-push-action@v6
        with:
          context: .
          file: apps/api/Dockerfile
          push: ${{ steps.prep.outputs.push == 'true' }}
          tags: ${{ steps.prep.outputs.tags }}
          cache-from: type=gha
          cache-to: type=gha,mode=max
          provenance: false
          labels: |
            org.opencontainers.image.title=vercount-api
            org.opencontainers.image.description=Vercount public events API server
            org.opencontainers.image.source=${{ github.server_url }}/${{ github.repository }}
            org.opencontainers.image.revision=${{ github.sha }}
            org.opencontainers.image.version=${{ github.ref_name }}