add docker login actions

.forgejo/workflows/docker-build.yml

@@ -7,12 +7,12 @@ jobs:
   docker:
     runs-on: docker
     steps:
-      # - name: Login to Local Container Registry
-      #   uses: docker/login-action@v3
-      #   with:
-      #     registry: forgejo.ultrablob.me
-      #     username: ${{ env.GITHUB_ACTOR }}
-      #     password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Login to Local Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: forgejo.ultrablob.me
+          username: ${{ env.GITHUB_ACTOR }}
+          password: ${{ secrets.GITHUB_TOKEN }}
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
       - name: Build and push