A simple GitHub workflow that uses Slack Webhook to notify users in particular Slack channel about new or reopened issue

open-sauce-sentry-workflow.yml

name: Slack Notification

on:
    issues:
        types: [opened, reopened]

defaults:
    run:
        shell: bash

jobs:
    Notify:
        runs-on: ubuntu-18.04

        steps:
            -  name: Send notification on Slack
               uses: rtCamp/action-slack-notify@v2.1.0
               env:
                   SLACK_CHANNEL: ${{ secrets.SLACK_CHANNEL}}
                   SLACK_COLOR: '#F5BD1F'
                   SLACK_ICON: https://bluetel-general-assets.s3.eu-west-2.amazonaws.com/info-48.png
                   SLACK_MESSAGE: "A new issue has been opened for ${{ github.repository }}: https://github.com/${{ github.repository }}/issues"
                   SLACK_TITLE: New issue alert
                   SLACK_USERNAME: 'Open Sauce Sentry'
                   SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK }}