notify nwaku devs when stuff fails

.github/workflows/test_common.yml

@@ -78,6 +78,8 @@ jobs:
 
     - name: Create job summary
       if: always()
+      env:
+        JOB_STATUS: ${{ job.status }}
       run: |
         echo "## Run Information" >> $GITHUB_STEP_SUMMARY
         echo "- **Event**: ${{ github.event_name }}" >> $GITHUB_STEP_SUMMARY
@@ -87,6 +89,9 @@ jobs:
         echo "- **Additonal Nodes**: ${{ env.ADDITIONAL_NODES }}" >> $GITHUB_STEP_SUMMARY
         echo "## Test Results" >> $GITHUB_STEP_SUMMARY
         echo "Allure report will be available at: https://waku-org.github.io/waku-interop-tests/${{ env.CALLER }}/${{ github.run_number }}" >> $GITHUB_STEP_SUMMARY
+        if [ "$JOB_STATUS" = "success" ]; then
+          echo "cc @nwaku engineers" >> $GITHUB_STEP_SUMMARY
+        fi
         {
           echo 'JOB_SUMMARY<<EOF'
           cat $GITHUB_STEP_SUMMARY