docker-builder.yml

name: Manual Build and Push Builder to GHCR

on:
  workflow_dispatch:

env:
  REGISTRY: ghcr.io

jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

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

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

      - name: Extract metadata for Base Image
        id: meta-base
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ github.repository }}-builder
          tags: |
            type=raw,value=latest
            type=sha,format=short

      - name: Build and push Base Image
        uses: docker/build-push-action@v5
        with:
          context: .
          push: true
          file: Dockerfile.rust
          tags: ${{ steps.meta-base.outputs.tags }}
          labels: ${{ steps.meta-base.outputs.labels }}
          cache-from: type=gha,scope=base
          cache-to: type=gha,mode=max,scope=base