devcontainer.yml

name: Build Dev Container

on:
  schedule:
    - cron: '0 0 * * 0'
  workflow_dispatch:

jobs:
  devcontainer:
    runs-on: ubuntu-latest
    permissions:
      packages: write
    steps:
      - uses: actions/checkout@v5

      - name: Lowercase repository owner
        run: echo "REPO_OWNER_LOWER=${GITHUB_REPOSITORY,,}" >> ${GITHUB_ENV}

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ env.REPO_OWNER_LOWER }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Pre-build dev container image
        uses: devcontainers/ci@v0.3
        with:
          imageName: ghcr.io/${{ env.REPO_OWNER_LOWER }}/flutter-devcontainer
          imageTag: latest
          cacheFrom: ghcr.io/${{ env.REPO_OWNER_LOWER }}/flutter-devcontainer:latest
          push: always