name: Build Dev Container

on:
  push:
    paths:
      - .devcontainer/Dockerfile
  schedule:
    - cron: "0 12 * * 2" # 12 noon every tuesday

jobs:
  dev_container_build:
    name: Bazel Build (Dev Container)
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@master
      - name: Mount bazel cache
        uses: actions/cache@v1
        with:
          path: "/home/runner/.cache/bazel"
          key: bazel

      - name: Install bazelisk
        run: |
          curl -LO "https://github.com/bazelbuild/bazelisk/releases/download/v1.1.0/bazelisk-linux-amd64"
          mkdir -p "${GITHUB_WORKSPACE}/bin/"
          mv bazelisk-linux-amd64 "${GITHUB_WORKSPACE}/bin/bazel"
          chmod +x "${GITHUB_WORKSPACE}/bin/bazel"

      - name: Build & Publish Dev Container
        run: |
          "${GITHUB_WORKSPACE}/bin/bazel" run \
            --stamp \
            --workspace_status_command hack/workspace_status.sh\
              //.devcontainer:publish-dev-container