trying out the github.ref

.github/workflows/deploy.yml

@@ -0,0 +1,17 @@
+name: Deploy
+
+on: 
+  release:
+    types:
+      - prereleased
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repo
+        uses: actions/checkout@v2
+
+      - name: testing
+        run: echo ${{ github.ref }}
+