name: CI

on:
  pull_request:

jobs:
  build:
    name: Build Docker image
    runs-on:
      - ubuntu-latest
      - linux_amd64
    steps:
      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5
      - uses: docker/setup-buildx-action@e468171a9de216ec08956ac3ada2f0791b6bd435 # v3
      - name: Build image
        uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83 # v6
        with:
          context: .
          file: ./Dockerfile
          platforms: linux/amd64
          push: false
          provenance: false
          tags: |
            backupsidecar:ci-test

  check-syntax:
    name: Check syntax
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5
      - name: Check syntax
        run: |
          bash -n src/backup.sh