Add Slack notification for Github Action failures (#228)

Author: nomadicoder

.github/workflows/lint-test.yml

@@ -50,4 +50,13 @@ jobs:
 
       - name: Run tests
         run: bundle exec rspec spec
-        
+
+  notify_on_failure:
+    if: failure()
+    needs: [lint, test]
+    uses: tulibraries/.github/.github/workflows/slack-notify.yml@main
+    with:
+      repo: ${{ github.repository }}
+      run_id: ${{ github.run_id }}
+      workflow: ${{ github.workflow }}
+    secrets: inherit