ci: fix auth to registry

.gitea/workflows/docker-push.yaml

@@ -13,7 +13,10 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Nix
-        uses: cachix/install-nix-action@v27
+        uses: cachix/install-nix-action@v31
+        with:
+          extra_nix_config: |
+            experimental-features = nix-command flakes
 
       - name: Build Docker Image with Nix
         run: |
@@ -24,16 +27,15 @@ jobs:
         run: docker load < hello-image.tar.gz
 
       - name: Login to Gitea Registry
-        run: |
-          echo "${{ secrets.GITEA_TOKEN }}" | docker login git.zhukovsky.me -u ${{ gitea.actor }} --password-stdin
+        uses: docker/login-action@v3
+        with:
+          registry: git.zhukovsky.me
+          username: ${{ gitea.actor }}
+          password: ${{ secrets.GITEA_TOKEN }}
 
       - name: Tag and Push
         run: |
-          # В Gitea путь к образу: <domain>/<owner>/<repo>
-          # Приводим к нижнему регистру для реестра
-          REGISTRY_IMAGE="git.zhukovsky.me/$(echo ${{ gitea.repository }} | tr '[:upper:]' '[:lower:]')"
+          REGISTRY_IMAGE="git.zhukovsky.me/$(echo ${{ gitea.repository }}"
           
-          # Находим ID образа, который мы только что загрузили (test-nix-hello:latest)
           docker tag test-nix-hello:latest $REGISTRY_IMAGE:latest
           docker push $REGISTRY_IMAGE:latest
-