Add mising step removed

Author: Dlorite

.github/workflows/production.yml

@@ -18,6 +18,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
     # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+    - uses: actions/checkout@v2
     - name: Set up Python 3.10
       uses: actions/setup-python@v4
       with: