build-self-contained.yml

name: Build self-contained image

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master

jobs:
  build:
    runs-on: ubuntu-latest
    if: github.event_name == 'push'
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
      - name: Log in to the Github Container registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Build and push
        id: build
        uses: docker/build-push-action@v5
        with:
          context: .
          file: Dockerfile
          push: true
          tags: ghcr.io/${{ github.repository_owner }}/nitter-self-contained:latest
          platforms: linux/amd64
      - name: Export digest
        run: |
          mkdir -p /tmp/digests
          digest="${{ steps.build.outputs.digest }}"
          touch "/tmp/digests/${digest#sha256:}"
      - name: Upload digest
        uses: actions/upload-artifact@v4
        with:
          name: digests-amd64
          path: /tmp/digests/*
          if-no-files-found: error
          retention-days: 1

  build-arm:
    runs-on: buildjet-2vcpu-ubuntu-2204-arm
    if: github.event_name == 'push'
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
      - name: Log in to the Github Container registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Build and push
        id: build
        uses: docker/build-push-action@v5
        with:
          context: .
          file: Dockerfile
          push: true
          tags: ghcr.io/${{ github.repository_owner }}/nitter-self-contained:latest
          platforms: linux/arm64
      - name: Export digest
        run: |
          mkdir -p /tmp/digests
          digest="${{ steps.build.outputs.digest }}"
          touch "/tmp/digests/${digest#sha256:}"
      - name: Upload digest
        uses: actions/upload-artifact@v4
        with:
          name: digests-arm64
          path: /tmp/digests/*
          if-no-files-found: error
          retention-days: 1
  
  merge:
    runs-on: ubuntu-latest
    needs:
      - build
      - build-arm
    if: github.event_name == 'push'
    steps:
      - name: Download digests
        uses: actions/download-artifact@v4
        with:
          path: /tmp/digests
          pattern: digests-*
          merge-multiple: true
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      - name: Log in to the Github Container registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Create manifest list and push
        working-directory: /tmp/digests
        run: |
          docker buildx imagetools create -t ghcr.io/${{ github.repository_owner }}/nitter-self-contained:latest $(printf 'ghcr.io/${{ github.repository_owner }}/nitter-self-contained@sha256:%s ' *)

  deploy-fly:
    runs-on: ubuntu-latest
    if: github.event_name == 'push'
    concurrency: deploy-group    # optional: ensure only one action runs at a time
    steps:
      - uses: actions/checkout@v4
      - name: Copy and update fly.toml
        run: |
          cp fly.example.toml fly.toml
          sed -i "s/app = 'nitter'/app = '${{ env.FLY_APP_NAME }}'/" fly.toml
        env:
          FLY_APP_NAME: ${{ secrets.FLY_APP_NAME }}
      - uses: superfly/flyctl-actions/setup-flyctl@master
      - run: flyctl deploy --remote-only
        env:
          FLY_API_TOKEN: ${{ secrets.FLY_API_TOKEN }}