lambda.yml

name: Lambda

on:
  push:
  pull_request:

permissions:
  contents: read

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  # Cancel superseded runs on feature branches and PRs. Never on develop/main
  # or tags: the release gate needs a completed Test/Build run per commit.
  cancel-in-progress: >-
    ${{ github.ref != 'refs/heads/develop'
        && github.ref != 'refs/heads/main'
        && !startsWith(github.ref, 'refs/tags/') }}

jobs:
  package:
    name: Lambda ZIP Package
    # Avoid double runs: in-repo branches are covered by the push event above.
    # Fork PRs have no push event, so they are covered here instead.
    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.repository
    runs-on: ubuntu-latest
    timeout-minutes: 30

    strategy:
      fail-fast: false
      matrix:
        package:
        - data-seeder
        - mailer

    steps:
    - name: Check out repository
      uses: actions/checkout@v7

    - name: Install uv
      uses: astral-sh/setup-uv@v7
      with:
        enable-cache: true
        python-version: '3.14'

    - name: Create build info
      run: |
        bash scripts/build-info.sh

    - name: Create Lambda package
      run: |
        cd packages/dsw-${{ matrix.package }}
        make lambda-package

    - name: Check Lambda package compressed size
      run: |
        MAX_ZIPPED=$((250 * 1024 * 1024))
        SIZE_BYTES=$(stat --printf="%s" "$ZIP")
        SIZE_MB=$((SIZE_BYTES / (1024 * 1024)))
        echo "Zipped size: $SIZE_BYTES bytes ($SIZE_MB MB)"
        if [ "$SIZE_BYTES" -gt "$MAX_ZIPPED" ]; then
          echo "❌ ZIP file exceeds 250 MB limit"
          exit 1
        fi
        echo "✅ ZIP size within limit"
      env:
        ZIP: packages/dsw-${{ matrix.package }}/${{ matrix.package }}-lambda.zip

    - name: Check Lambda package uncompressed size
      run: |
        MAX_UNZIPPED=$((250 * 1024 * 1024))
        TMPDIR=$(mktemp -d)
        unzip -q "$ZIP" -d "$TMPDIR"
        SIZE_BYTES=$(du -sb "$TMPDIR" | awk '{print $1}')
        SIZE_MB=$((SIZE_BYTES / (1024 * 1024)))
        rm -rf "$TMPDIR"
        echo "Unzipped size: $SIZE_BYTES bytes ($SIZE_MB MB)"
        if [ "$SIZE_BYTES" -gt "$MAX_UNZIPPED" ]; then
          echo "❌ Unzipped size exceeds 250 MB limit"
          exit 1
        fi
        echo "✅ Unzipped size within Lambda limit"
      env:
        ZIP: packages/dsw-${{ matrix.package }}/${{ matrix.package }}-lambda.zip

    - name: Create artifact
      uses: actions/upload-artifact@v7
      with:
        name: ${{ matrix.package }}-lambda.zip
        path: packages/dsw-${{ matrix.package }}/${{ matrix.package }}-lambda.zip