pull_request_rules:
  - name: add auto-merge label if the title does not contain “[WIP]”
    conditions:
      - base=master
      - -title~=(?i)\[wip\]
    actions:
      label:
        add:
          - "PR | automerge"

  - name: automatic merge for master when ci passed and the title does not contain “[WIP]”
    conditions:
      - base=master
      - -title~=(?i)\[wip\]
      - "label=PR | automerge"
      - "#approved-reviews-by>=1"
      - "#changes-requested-reviews-by=0"
      - "status-success=DCO"
      - "status-success=continuous-integration/jenkins/pr-merge"
      - "status-success=AMD64 Ubuntu 18.04"
    actions:
      merge:
        method: squash

  - name: automatic merge for master when document files changed only and the title does not contain “[WIP]”
    conditions:
      - base=master
      - -title~=(?i)\[wip\]
      - "label=PR | automerge"
      - "#approved-reviews-by>=1"
      - "#changes-requested-reviews-by=0"
      - "status-success=DCO"
      - -files~=\.(?!md|png)
    actions:
      merge:
        method: squash