try

.gitea/workflows/build-an-push.yaml

@@ -10,10 +10,11 @@ jobs:
     runs-on: ubuntu-latest
  
     steps:
-      - name: 'checkout'
-        uses: actions/checkout@v4
       - name: Set up Docker Context for Buildx
         run: docker context create builders
+      - name: 'checkout'
+        uses: actions/checkout@v4
+
       - name: 'setup buildx'
         uses: docker/setup-buildx-action@v3
         with: