[CI] Debugging

.gitea/workflows/build-docs.yml

@@ -16,6 +16,8 @@ jobs:
           username: ${{ vars.REGISTRY_USER_USERNAME }}
           password: ${{ secrets.REGISTRY_USER_PASSWORD }}
           registry: ${{ vars.REGISTRY_BASE_URL }}
+      - name: Check auth
+        run: "cat ~/.docker/config.json | grep git.janishutz"
       - name: Run build
         uses: actions/latex@v2
         with: