Add slack notifications on failed build

Refs: OP-186

.github/coding_standard.yaml

@@ -85,3 +85,15 @@ jobs:
 
  - name: Run ECS
  run: vendor/bin/ecs
+
+ - name: Failed build Slack notification
+ uses: rtCamp/action-slack-notify@v2
+ if: ${{ failure() && (github.ref == 'refs/heads/main' || github.ref == 'refs/heads/master') }}
+ env:
+ SLACK_CHANNEL: ${{ secrets.FAILED_BUILD_SLACK_CHANNEL }}
+ SLACK_COLOR: ${{ job.status }}
+ SLACK_ICON: https://github.com/rtCamp.png?size=48
+ SLACK_MESSAGE: ':x:'
+ SLACK_TITLE: Failed build on ${{ github.event.repository.name }} repository
+ SLACK_USERNAME: ${{ secrets.FAILED_BUILD_SLACK_USERNAME }}
+ SLACK_WEBHOOK: ${{ secrets.FAILED_BUILD_SLACK_WEBHOOK }}