name: Docker image builds

on:
  workflow_dispatch:
  push:
    branches: [ "main" ]
    tags: [ "v*" ]

env:
  DOCKER_METADATA_SET_OUTPUT_ENV: "true"

permissions:
  contents: read
  packages: write
  attestations: write
  id-token: write
  pull-requests: write

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-tags: true
          fetch-depth: 0
          persist-credentials: false

      - name: Set up Homebrew
        uses: Homebrew/actions/setup-homebrew@master

      - name: Setup Homebrew cellar cache
        uses: actions/cache@v4
        with:
          path: |
            /home/linuxbrew/.linuxbrew/Cellar
            /home/linuxbrew/.linuxbrew/bin
            /home/linuxbrew/.linuxbrew/etc
            /home/linuxbrew/.linuxbrew/include
            /home/linuxbrew/.linuxbrew/lib
            /home/linuxbrew/.linuxbrew/opt
            /home/linuxbrew/.linuxbrew/sbin
            /home/linuxbrew/.linuxbrew/share
            /home/linuxbrew/.linuxbrew/var
          key: ${{ runner.os }}-go-homebrew-cellar-${{ hashFiles('go.sum') }}
          restore-keys: |
            ${{ runner.os }}-go-homebrew-cellar-

      - name: Install Brew dependencies
        run: |
          brew bundle

      - name: Log into registry 
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: techarohq
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ghcr.io/techarohq/anubis

      - name: Build and push
        id: build
        run: |
          npm ci
          npm run container
        env:
          DOCKER_REPO: ghcr.io/techarohq/anubis
          SLOG_LEVEL: debug
      
      - name: Generate artifact attestation
        uses: actions/attest-build-provenance@v2
        with:
          subject-name: ghcr.io/techarohq/anubis
          subject-digest: ${{ steps.build.outputs.digest }}
          push-to-registry: true