nightly-post-validation.yml

name: Nightly Post Validation

on:
  schedule:
    # Daily at 07:00 UTC (adjust as desired).
    - cron: "0 7 * * *"
  workflow_dispatch: {}

jobs:
  validate:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.11"

      - name: Run post validators
        id: validate
        continue-on-error: true
        env:
          MERMAID_INK_CHECK: "1"
        run: |
          set -euo pipefail
          set +e
          python tools/qmd_validate.py --all --json | tee validate.json
          code=${PIPESTATUS[0]}
          echo "exit_code=$code" >> "$GITHUB_OUTPUT"
          exit 0

      - name: Email on failure
        if: steps.validate.outputs.exit_code != '0' && secrets.SMTP_SERVER != ''
        uses: dawidd6/action-send-mail@v3
        with:
          server_address: ${{ secrets.SMTP_SERVER }}
          server_port: ${{ secrets.SMTP_PORT }}
          username: ${{ secrets.SMTP_USERNAME }}
          password: ${{ secrets.SMTP_PASSWORD }}
          subject: "Nightly post validation failed: ${{ github.repository }}"
          to: ${{ secrets.VALIDATION_EMAIL_TO }}
          from: ${{ secrets.VALIDATION_EMAIL_FROM }}
          body: |
            Nightly post validation failed.

            Repo: ${{ github.repository }}
            Workflow: ${{ github.workflow }}
            Run: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}

            Output (JSON):
            ${{ github.workspace }}/validate.json
          attachments: validate.json

      - name: Fail if validators failed
        if: steps.validate.outputs.exit_code != '0'
        run: |
          echo "Post validation failed (exit_code=${{ steps.validate.outputs.exit_code }})"
          exit 1