Enhance Docker login process with detailed debugging and error handling

.gitea/workflows/create-image.yaml

@@ -73,7 +73,38 @@ jobs:
           DOCKER_CLIENT_TIMEOUT: 300
           COMPOSE_HTTP_TIMEOUT: 300
         run: |
-          echo "${REGISTRY_TOKEN}" | docker login "${{ env.DOCKER_REGISTRY_DOMAIN }}" -u "${PIPELINES_USERNAME}" --password-stdin
+          set -x  # Enable command tracing
+          echo "=== Docker Login Debug ==="
+          echo "Registry: ${{ env.DOCKER_REGISTRY_DOMAIN }}"
+          echo "Username: ${PIPELINES_USERNAME}"
+          echo "Starting login attempt at $(date)"
+          
+          # Check Docker version and configuration
+          echo "=== Docker Info ==="
+          docker version
+          docker info
+          
+          # Try with verbose curl first to see the full auth flow
+          echo "=== Testing /v2/ endpoint with auth ==="
+          curl -u "${PIPELINES_USERNAME}:${REGISTRY_TOKEN}" -v "https://${{ env.DOCKER_REGISTRY_DOMAIN }}/v2/" 2>&1 || true
+          
+          echo ""
+          echo "=== Enable Docker CLI debug ==="
+          export DOCKER_CLI_DEBUG=1
+          
+          echo "=== Now attempting Docker login ==="
+          timeout 120 bash -c "echo '${REGISTRY_TOKEN}' | docker --debug login '${{ env.DOCKER_REGISTRY_DOMAIN }}' -u '${PIPELINES_USERNAME}' --password-stdin 2>&1" || {
+            EXIT_CODE=$?
+            echo "Docker login failed with exit code: $EXIT_CODE"
+            if [ $EXIT_CODE -eq 124 ]; then
+              echo "Login timed out after 120 seconds"
+            fi
+            echo ""
+            echo "=== Docker daemon logs (if accessible) ==="
+            sudo journalctl -u docker -n 50 --no-pager 2>/dev/null || echo "Cannot access docker logs"
+            exit $EXIT_CODE
+          }
+          echo "Login completed at $(date)"
           
       - name: Get Unity Version
         if: ${{ github.event.inputs.unity_version == '' }}