添加群机器人

于企业微信群中添加机器人，复制得到的 Webhook 地址。

配置流水线

示例：

.issue-open: &issue-open
  - name: issue-notice
    image: tencentcom/wecom-message
    settings:
      robot: https://qyapi.weixin.qq.com/cgi-bin/webhook/send?key=xxx
      content: |
        > **有人提issue啦**
        > **标  题:** $CNB_ISSUE_TITLE
        > **发起人:** $CNB_ISSUE_OWNER
        > [查看详情]($CNB_EVENT_URL)
.issue-reopen: &issue-reopen
  - name: issue-notice
    image: tencentcom/wecom-message
    settings:
      robot: https://qyapi.weixin.qq.com/cgi-bin/webhook/send?key=xxx
      content: |
        > **$CNB_BUILD_USER重新打开了一个issue**
        > **标  题:** $CNB_ISSUE_TITLE
        > **发起人:** $CNB_ISSUE_OWNER
        > [查看详情]($CNB_EVENT_URL)
.issue-close: &issue-close
  - name: issue-close
    image: tencentcom/wecom-message
    settings:
      robot: https://qyapi.weixin.qq.com/cgi-bin/webhook/send?key=xxx
      content: |
        > **$CNB_BUILD_USER关闭了一个issue**
        > **标  题:** $CNB_ISSUE_TITLE
        > **发起人:** $CNB_ISSUE_OWNER
        > [查看详情]($CNB_EVENT_URL)
$:
  issue.close:
    - stages:
        - *issue-close
  issue.reopen:
    - stages:
        - *issue-reopen
  issue.open:
    - stages:
        - *issue-open

robot 填之前复制的 Webhook 地址。

流水线触发者是新建、关闭、重新打开这个 issue 的用户。

具体信息格式可自定义，可用变量参考环境变量。