chore: add debug steps for scp failure

.gitea/workflows/docker.yml

@@ -57,6 +57,18 @@ jobs:
             rm -rf ${{ env.DEPLOY_PATH }}/*
             mkdir -p /tmp/ci-upload
 
+      - name: Check Artifacts
+        run: |
+          echo "Current directory: $(pwd)"
+          ls -la
+          if [ -f "site_dist.tgz" ]; then
+            echo "✅ File exists: site_dist.tgz"
+            ls -lh site_dist.tgz
+          else
+            echo "❌ File NOT found: site_dist.tgz"
+            exit 1
+          fi
+
       - name: Upload dist archive
         uses: appleboy/scp-action@v0.1.7
         with:
@@ -64,7 +76,7 @@ jobs:
           username: ${{ env.SSH_USER }}
           password: ${{ env.SSH_PASSWORD }}
           port: ${{ env.SSH_PORT }}
-          source: "./site_dist.tgz"
+          source: "site_dist.tgz"
           target: "/tmp/ci-upload"
           overwrite: true