Added example workflow

Author: GeekyEggo

.github/workflows/example.yml

@@ -0,0 +1,27 @@
+name: Example
+# an example workflow that also monitors success of the preview api
+
+on:
+  schedule:
+    - cron: '0 */6 * * *'
+    # every 6 hours
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  test:
+    runs-on: windows-latest
+
+    steps:
+    - run: echo hello > world.txt
+
+    - uses: actions/upload-artifact@v1
+      with:
+        name: my-artifact
+        path: world.txt
+
+    - uses: geekyeggo/delete-artifact@v1
+      with:
+        name: my-artifact