Add debug and change the docker login

.gitea/workflows/build.yml

@@ -13,12 +13,18 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Debug secret
+        run: |
+          if [ -z "$TOKEN" ]; then
+            echo "SECRET IS EMPTY"
+          else
+            echo "SECRET IS SET (length: ${#TOKEN})"
+          fi
+        env:
+          TOKEN: ${{ secrets.REGISTRY_TOKEN }}
+
       - name: Login to Gitea Registry
-        uses: docker/login-action@v3
+        run: echo "${{ secrets.REGISTRY_TOKEN }}" | docker login git.timothykim.net -u timothykim --password-stdin
-        with:
-          registry: git.timothykim.net
-          username: timothykim
-          password: ${{ secrets.REGISTRY_TOKEN }}
 
       - name: Build and Push
         uses: docker/build-push-action@v5