build-docker-image.yml

name: Build and Push Docker Image
on:
  push:
    tags:
     - '*.*.*'
  workflow_dispatch:
    inputs:
      version:
        description: 'The version tag to build (e.g., 1.2.3)'
        required: true

jobs:
  build-and-push:
    runs-on: ubuntu-latest
    name: build
    permissions:
      contents: read
      packages: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
        with:
          # On workflow_dispatch, checkout the tag passed in. On a tag push, checkout the tag from the event.
          ref: ${{ github.event.inputs.version || github.ref }}
          fetch-depth: 0

      - name: Log in to GitHub Container Registry
        uses: docker/login-action@b45d80f862d83dbcd57f89517bcf500b2ab88fb2 # v4
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Set version
        id: version
        run: echo "VERSION=${{ github.event.inputs.version || github.ref_name }}" >> $GITHUB_ENV

      - name: Convert repository name to lowercase
        id: repo
        run: echo "REPO_NAME=$(echo '${{ github.repository }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV

      - name: Build Docker image
        run: |
          docker build -t ghcr.io/${{ env.REPO_NAME }}:${{ env.VERSION }} .
          docker tag ghcr.io/${{ env.REPO_NAME }}:${{ env.VERSION }} ghcr.io/${{ env.REPO_NAME }}:latest

      - name: Push Docker image
        run: |
          docker push ghcr.io/${{ env.REPO_NAME }}:${{ env.VERSION }}
          docker push ghcr.io/${{ env.REPO_NAME }}:latest