adds credentials

.github/workflows/build.yaml

@@ -169,7 +169,6 @@ jobs:
             echo "docker_volume=/mnt/cache" >> "$GITHUB_OUTPUT"
           fi
 
-
   prepare_integration_tests:
     runs-on: ["self-hosted", "${{ needs.build-and-push.outputs.runs_on }}", "multi-gpu"]
     needs: build-and-push
@@ -179,6 +178,9 @@ jobs:
     if: needs.build-and-push.outputs.runs_on != 'ubuntu-latest'
     container:
       image: ${{ needs.build-and-push.outputs.docker_image }}
+      credentials:
+        username: ${{ secrets.TAILSCALE_DOCKER_USERNAME }}
+        password: ${{ secrets.TAILSCALE_DOCKER_PASSWORD }}
       options: --shm-size "16gb" --ipc host -v ${{ needs.build-and-push.outputs.docker_volume }}:/data
     steps:
       - name: Checkout repository