add slack config

.github/slack.yml

@@ -0,0 +1,31 @@
+username: Test-Workflow
+icon_url: https://d33wubrfki0l68.cloudfront.net/b8db213a4d85ebec7b82272cacb727a05a9a1475/96e9f/_images/n8n-docs-icon.svg
+
+pretext: Triggered via {{eventName}} by {{actor}} {{or action "action"}} {{ref}} `{{diffRef}}`
+title: GitHub Actions
+title_link: https://support.github.com
+
+text: |
+  *<{{workflowRunUrl}}|Workflow _{{workflow}}_ job _{{jobName}}_ triggered by _{{eventName}}_ is _{{jobStatus}}_>* for <{{refUrl}}|`{{ref}}`>
+  *Error*
+  {{steps.tests.outputs}}
+  {{payload}}
+
+fallback: |-
+  [GitHub] {{workflow}} #{{runNumber}} {{jobName}} is {{jobStatus}}
+
+footer: >-
+  <{{repositoryUrl}}|{{repositoryName}}> {{workflow}} #{{runNumber}}
+
+colors:
+  success: '#5DADE2'
+  failure: '#884EA0'
+  cancelled: '#A569BD'
+  default: '#7D3C98'
+
+icons:
+  success: ':white_check_mark:'
+  failure: ':grimacing:'
+  cancelled: ':x:'
+  skipped: ':heavy_minus_sign:'
+  default: ':interrobang:'

.github/workflows/test-workflows.yml

@@ -103,4 +103,4 @@ jobs:
           status: ${{ job.status }}
           channel: '#updates-build-alerts-test'
           webhook-url: ${{ secrets.SLACK_WEBHOOK_URL }}
-          message: ${{ steps.tests.outputs.slackMessage}} (${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }})
+          message: ${{ steps.tests.outputs}} (${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }})