add checkout repo step

Author: dicarsmtz

.github/workflows/build-test-deploy.yml

@@ -4,6 +4,8 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
+      - name: checkout repo
+        uses: actions/checkout@v3
       - name: use node.js
         uses: actions/setup-node@v3
         with: