github workflow: babel jobs to update messages.pot

        SINGLE_COMMIT: True

        COMMIT_MESSAGE: build from commit ${{ github.sha }}

  babel:

    name: Babel

    runs-on: ubuntu-20.04

    if: ${{ github.repository_owner == 'searxng' && github.ref == 'refs/heads/master' }}

    needs:

      - python

      - themes

      - documentation

    steps:

    - name: Checkout

      uses: actions/checkout@v2

      with:

        persist-credentials: false

    - name: Set up Python

      uses: actions/setup-python@v2

      with:

        python-version: '3.9'

        architecture: 'x64'

    - name: Update transations

      id: update

      continue-on-error: true

      run: |

        pip install babel jinja2

        searx_extra/update/update_translations.sh

    - name: Open pull request

      if: steps.update.outcome == 'success'

      uses: peter-evans/create-pull-request@v3

      with:

        commit-message: Update translations (pot, po)

        committer: searx-bot <noreply@github.com>

        author: ${{ github.actor }} <${{ github.actor }}@users.noreply.github.com>

        signoff: false

        branch: update_translations_pot

        delete-branch: true

        draft: false

        title: 'Update translations (pot, po)'

        body: |

          Update messages.pot and messages.po files

        labels: |

          translation

  dockers:

    name: Docker

    if: github.ref == 'refs/heads/master'