Add slack notifications to workflow run (#6)

* Add slack notifications to workflow run

* Add explicit fail step to test notification

* Remove explicit fail step

.github/workflows/acceptance-tests.yml

@@ -24,7 +24,7 @@ jobs:
     - name: Wait for previous workflows to complete
       uses: softprops/turnstyle@v1
       env:
-        GITHUB_TOKEN: ${{ secrets.TURNSTYLE_TOKEN }}
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       with:
         poll-interval-seconds: 10
 
@@ -34,3 +34,22 @@ jobs:
       env:
         CLOUDSMITH_API_KEY: ${{ secrets.CLOUDSMITH_API_KEY }}
         CLOUDSMITH_NAMESPACE: terraform-provider-testing
+
+    - name: Notify Slack on Success
+      if: success()
+      uses: rtCamp/[email protected]
+      env:
+        SLACK_ICON: https://avatars0.githubusercontent.com/u/44036562?s=200&v=4
+        SLACK_TITLE: Workflow Succeeded
+        SLACK_USERNAME: Github Actions
+        SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK }}
+
+    - name: Notify Slack on Failure
+      if: failure()
+      uses: rtCamp/[email protected]
+      env:
+        SLACK_COLOR: danger
+        SLACK_ICON: https://avatars0.githubusercontent.com/u/44036562?s=200&v=4
+        SLACK_TITLE: Workflow Failed
+        SLACK_USERNAME: Github Actions
+        SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK }}