Update test.yml

.github/workflows/test.yml

@@ -1,6 +1,6 @@
 name: tests
 
-on: [push]
+on: [push, pull_request]
 
 jobs:
   test:
@@ -21,5 +21,12 @@ jobs:
       run: |
         npm i
         npm test
-      env:
-        CI: true
+
+  automerge:
+    needs: test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: fastify/github-action-merge-dependabot@v1.1.1
+        if: ${{ github.actor == 'dependabot[bot]' && github.event_name == 'pull_request' && contains(github.head_ref, 'dependabot/github_actions') }}
+        with:
+          github-token: ${{secrets.github_token}}